./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.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_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/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_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/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_48b0858a-1b49-4e1c-926a-244d32f95eba/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 f6c5808fcdfedd93e514ea4bc51242b78bf5dcc9e332c7faf3dfcc4d6de127e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:13,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:13,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:13,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:13,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:13,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:13,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:13,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:13,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:13,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:13,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:13,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:13,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:13,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:13,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:13,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:13,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:13,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:13,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:13,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:13,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:13,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:13,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:13,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:13,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:13,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:13,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:13,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:13,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:13,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:13,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:13,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:13,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:13,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:13,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:13,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:13,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:13,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:13,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:13,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:13,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:13,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:13,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:13,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:13,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:13,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:13,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:13,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:13,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:13,323 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:13,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:13,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:13,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:13,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:13,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:13,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:13,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:13,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:13,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:13,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:13,332 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:13,333 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:13,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:13,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:13,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:13,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:13,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:13,334 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:13,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:13,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:13,335 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_48b0858a-1b49-4e1c-926a-244d32f95eba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6c5808fcdfedd93e514ea4bc51242b78bf5dcc9e332c7faf3dfcc4d6de127e2 [2021-11-23 15:45:13,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:13,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:13,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:13,647 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:13,648 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:13,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.i [2021-11-23 15:45:13,708 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/0a8ae64b8/4b7afbea209246ecbd99eaacea53ad66/FLAGd8806f2f8 [2021-11-23 15:45:14,201 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:14,201 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i [2021-11-23 15:45:14,224 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/0a8ae64b8/4b7afbea209246ecbd99eaacea53ad66/FLAGd8806f2f8 [2021-11-23 15:45:14,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/0a8ae64b8/4b7afbea209246ecbd99eaacea53ad66 [2021-11-23 15:45:14,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:14,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:14,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:14,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:14,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:14,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6becd442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14, skipping insertion in model container [2021-11-23 15:45:14,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:14,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:14,799 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[1226,1239] [2021-11-23 15:45:14,849 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[2841,2854] [2021-11-23 15:45:14,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:14,858 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:14,870 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[1226,1239] [2021-11-23 15:45:14,881 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[2841,2854] [2021-11-23 15:45:14,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:14,896 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:14,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14 WrapperNode [2021-11-23 15:45:14,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:14,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:14,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:14,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:14,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,935 INFO L137 Inliner]: procedures = 27, calls = 16, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2021-11-23 15:45:14,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:14,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:14,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:14,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:14,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:14,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:14,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:14,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:14,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:14" (1/1) ... [2021-11-23 15:45:14,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:14,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:15,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:15,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:45:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:45:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:45:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:45:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:15,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:15,121 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:15,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:15,353 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:15,383 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 15:45:15,387 INFO L158 Benchmark]: Toolchain (without parser) took 813.94ms. Allocated memory is still 90.2MB. Free memory was 59.3MB in the beginning and 50.3MB in the end (delta: 9.0MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:45:15,388 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:15,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.13ms. Allocated memory is still 90.2MB. Free memory was 59.1MB in the beginning and 64.7MB in the end (delta: -5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:15,389 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.67ms. Allocated memory is still 90.2MB. Free memory was 64.7MB in the beginning and 62.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:15,390 INFO L158 Benchmark]: Boogie Preprocessor took 24.50ms. Allocated memory is still 90.2MB. Free memory was 62.9MB in the beginning and 61.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:15,391 INFO L158 Benchmark]: RCFGBuilder took 424.08ms. Allocated memory is still 90.2MB. Free memory was 61.6MB in the beginning and 50.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:15,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.13ms. Allocated memory is still 90.2MB. Free memory was 59.1MB in the beginning and 64.7MB in the end (delta: -5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.67ms. Allocated memory is still 90.2MB. Free memory was 64.7MB in the beginning and 62.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.50ms. Allocated memory is still 90.2MB. Free memory was 62.9MB in the beginning and 61.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 424.08ms. Allocated memory is still 90.2MB. Free memory was 61.6MB in the beginning and 50.3MB in the end (delta: 11.2MB). 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 15:45:15,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/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_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/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_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/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_48b0858a-1b49-4e1c-926a-244d32f95eba/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 f6c5808fcdfedd93e514ea4bc51242b78bf5dcc9e332c7faf3dfcc4d6de127e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:17,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:17,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:17,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:17,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:17,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:17,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:17,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:17,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:17,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:17,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:17,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:17,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:17,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:17,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:17,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:17,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:17,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:17,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:18,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:18,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:18,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:18,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:18,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:18,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:18,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:18,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:18,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:18,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:18,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:18,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:18,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:18,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:18,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:18,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:18,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:18,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:18,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:18,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:18,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:18,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:18,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:18,090 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:18,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:18,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:18,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:18,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:18,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:18,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:18,094 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:18,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:18,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:18,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:18,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:18,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:18,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:18,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:18,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:18,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:18,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:18,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:18,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:18,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:18,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:18,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:18,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:18,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:18,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:18,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:18,100 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:18,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:18,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:18,101 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:18,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:18,101 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_48b0858a-1b49-4e1c-926a-244d32f95eba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6c5808fcdfedd93e514ea4bc51242b78bf5dcc9e332c7faf3dfcc4d6de127e2 [2021-11-23 15:45:18,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:18,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:18,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:18,524 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:18,525 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:18,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.i [2021-11-23 15:45:18,602 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/14347f8b0/f150b9d5c89a44e49373d4d58710634f/FLAGd0de7512d [2021-11-23 15:45:19,117 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:19,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i [2021-11-23 15:45:19,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/14347f8b0/f150b9d5c89a44e49373d4d58710634f/FLAGd0de7512d [2021-11-23 15:45:19,473 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/data/14347f8b0/f150b9d5c89a44e49373d4d58710634f [2021-11-23 15:45:19,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:19,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:19,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:19,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:19,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:19,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33711fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19, skipping insertion in model container [2021-11-23 15:45:19,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:19,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:19,714 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[1226,1239] [2021-11-23 15:45:19,761 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[2841,2854] [2021-11-23 15:45:19,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:19,774 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:19,787 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[1226,1239] [2021-11-23 15:45:19,803 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_48b0858a-1b49-4e1c-926a-244d32f95eba/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[2841,2854] [2021-11-23 15:45:19,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:19,826 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:19,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19 WrapperNode [2021-11-23 15:45:19,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:19,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:19,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:19,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:19,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,863 INFO L137 Inliner]: procedures = 28, calls = 16, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 72 [2021-11-23 15:45:19,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:19,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:19,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:19,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:19,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:19,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:19,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:19,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:19,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:19" (1/1) ... [2021-11-23 15:45:19,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:19,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:19,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:19,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:45:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:45:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:45:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:45:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:20,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:20,115 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:20,116 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:43,836 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:43,851 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 15:45:43,855 INFO L158 Benchmark]: Toolchain (without parser) took 24376.34ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 40.2MB in the end (delta: 5.8MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,856 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:43,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.71ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 33.9MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.31ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 32.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,858 INFO L158 Benchmark]: Boogie Preprocessor took 32.16ms. Allocated memory is still 67.1MB. Free memory was 32.1MB in the beginning and 30.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:43,858 INFO L158 Benchmark]: RCFGBuilder took 23956.02ms. Allocated memory is still 67.1MB. Free memory was 30.7MB in the beginning and 40.2MB in the end (delta: -9.5MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2021-11-23 15:45:43,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.71ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 33.9MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.31ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 32.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.16ms. Allocated memory is still 67.1MB. Free memory was 32.1MB in the beginning and 30.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 23956.02ms. Allocated memory is still 67.1MB. Free memory was 30.7MB in the beginning and 40.2MB in the end (delta: -9.5MB). Peak memory consumption was 8.3MB. 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 15:45:43,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0858a-1b49-4e1c-926a-244d32f95eba/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