./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_3_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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_3_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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 fac7e7835446ac69229cd712eb8181e46fef468b0e6881ccc6e306adaaef48bd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:40,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:40,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:40,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:40,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:40,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:40,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:40,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:40,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:40,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:40,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:40,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:40,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:40,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:40,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:40,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:40,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:40,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:40,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:40,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:40,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:40,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:40,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:40,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:40,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:40,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:40,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:40,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:40,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:40,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:40,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:40,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:40,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:40,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:40,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:40,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:40,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:40,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:40,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:40,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:40,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:40,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:40,768 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:40,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:40,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:40,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:40,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:40,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:40,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:40,771 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:40,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:40,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:40,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:40,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:40,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:40,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:40,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:40,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:40,773 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:40,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:40,773 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:40,774 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:40,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:40,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:40,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:40,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:40,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:40,781 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:40,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:40,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:40,782 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fac7e7835446ac69229cd712eb8181e46fef468b0e6881ccc6e306adaaef48bd [2021-11-23 15:41:41,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:41,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:41,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:41,111 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:41,113 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:41,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_4+newton_3_3.i [2021-11-23 15:41:41,183 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/75eff9b70/cf33b2cb4a3f43d6859cd55b0e0ef355/FLAGb94a8a492 [2021-11-23 15:41:41,764 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:41,768 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i [2021-11-23 15:41:41,784 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/75eff9b70/cf33b2cb4a3f43d6859cd55b0e0ef355/FLAGb94a8a492 [2021-11-23 15:41:42,106 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/75eff9b70/cf33b2cb4a3f43d6859cd55b0e0ef355 [2021-11-23 15:41:42,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:42,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:42,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:42,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:42,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:42,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@361cd407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42, skipping insertion in model container [2021-11-23 15:41:42,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:42,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:42,423 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[1224,1237] [2021-11-23 15:41:42,465 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[2848,2861] [2021-11-23 15:41:42,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:42,481 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:42,500 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[1224,1237] [2021-11-23 15:41:42,522 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[2848,2861] [2021-11-23 15:41:42,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:42,540 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:42,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42 WrapperNode [2021-11-23 15:41:42,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:42,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:42,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:42,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:42,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,601 INFO L137 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 77 [2021-11-23 15:41:42,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:42,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:42,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:42,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:42,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:42,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:42,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:42,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:42,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:42,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:42,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:42,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:41:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:41:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:41:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:41:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:41:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:41:42,817 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:42,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:42,984 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:43,008 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 15:41:43,012 INFO L158 Benchmark]: Toolchain (without parser) took 894.69ms. Allocated memory is still 102.8MB. Free memory was 62.2MB in the beginning and 62.0MB in the end (delta: 192.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:43,012 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 102.8MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:43,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.18ms. Allocated memory is still 102.8MB. Free memory was 62.0MB in the beginning and 76.7MB in the end (delta: -14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.96ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 74.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,015 INFO L158 Benchmark]: Boogie Preprocessor took 44.94ms. Allocated memory is still 102.8MB. Free memory was 74.9MB in the beginning and 73.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:43,016 INFO L158 Benchmark]: RCFGBuilder took 362.03ms. Allocated memory is still 102.8MB. Free memory was 73.7MB in the beginning and 62.0MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:41:43,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 102.8MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.18ms. Allocated memory is still 102.8MB. Free memory was 62.0MB in the beginning and 76.7MB in the end (delta: -14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.96ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 74.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.94ms. Allocated memory is still 102.8MB. Free memory was 74.9MB in the beginning and 73.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 362.03ms. Allocated memory is still 102.8MB. Free memory was 73.7MB in the beginning and 62.0MB in the end (delta: 11.6MB). 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 15:41:43,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_3_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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 fac7e7835446ac69229cd712eb8181e46fef468b0e6881ccc6e306adaaef48bd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:45,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:45,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:45,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:45,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:45,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:45,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:45,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:45,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:45,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:45,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:45,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:45,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:45,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:45,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:45,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:45,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:45,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:45,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:45,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:45,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:45,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:45,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:45,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:45,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:45,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:45,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:45,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:45,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:45,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:45,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:45,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:45,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:45,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:45,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:45,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:45,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:45,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:45,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:45,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:45,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:45,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:45,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:45,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:45,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:45,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:45,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:45,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:45,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:45,722 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:45,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:45,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:45,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:45,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:45,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:45,723 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:45,723 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:45,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:45,724 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:45,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:45,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:45,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:45,725 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:45,725 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:45,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:45,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:45,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:45,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:45,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:45,726 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:45,726 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:45,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:45,727 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:45,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:45,727 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fac7e7835446ac69229cd712eb8181e46fef468b0e6881ccc6e306adaaef48bd [2021-11-23 15:41:46,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:46,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:46,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:46,148 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:46,149 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:46,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_4+newton_3_3.i [2021-11-23 15:41:46,232 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/2b6dcafd2/ef85cd4621ee451299aa1c6237b9ae46/FLAGa66cc5b54 [2021-11-23 15:41:46,781 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:46,781 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i [2021-11-23 15:41:46,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/2b6dcafd2/ef85cd4621ee451299aa1c6237b9ae46/FLAGa66cc5b54 [2021-11-23 15:41:47,146 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/data/2b6dcafd2/ef85cd4621ee451299aa1c6237b9ae46 [2021-11-23 15:41:47,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:47,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:47,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:47,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:47,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:47,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283ac07f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47, skipping insertion in model container [2021-11-23 15:41:47,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:47,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:47,385 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[1224,1237] [2021-11-23 15:41:47,420 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[2848,2861] [2021-11-23 15:41:47,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:47,452 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:47,477 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[1224,1237] [2021-11-23 15:41:47,510 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_b2c4dddc-5935-4ef5-893e-8999ad556fb7/sv-benchmarks/c/combinations/gcd_4+newton_3_3.i[2848,2861] [2021-11-23 15:41:47,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:47,540 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:47,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47 WrapperNode [2021-11-23 15:41:47,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:47,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:47,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:47,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:47,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,607 INFO L137 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 74 [2021-11-23 15:41:47,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:47,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:47,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:47,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:47,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:47,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:47,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:47,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:47,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:47" (1/1) ... [2021-11-23 15:41:47,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:47,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:47,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:47,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:41:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:41:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:41:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:41:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:41:47,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:41:47,886 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:47,888 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:19,124 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:19,144 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 15:42:19,149 INFO L158 Benchmark]: Toolchain (without parser) took 31997.78ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 27.2MB in the beginning and 37.3MB in the end (delta: -10.1MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:19,150 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 50.3MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:19,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.58ms. Allocated memory is still 50.3MB. Free memory was 27.0MB in the beginning and 26.6MB in the end (delta: 430.6kB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:19,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.73ms. Allocated memory is still 50.3MB. Free memory was 26.6MB in the beginning and 24.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:19,152 INFO L158 Benchmark]: Boogie Preprocessor took 67.53ms. Allocated memory is still 50.3MB. Free memory was 24.8MB in the beginning and 23.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:19,153 INFO L158 Benchmark]: RCFGBuilder took 31470.13ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.3MB in the beginning and 37.3MB in the end (delta: -14.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:19,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 50.3MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.58ms. Allocated memory is still 50.3MB. Free memory was 27.0MB in the beginning and 26.6MB in the end (delta: 430.6kB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.73ms. Allocated memory is still 50.3MB. Free memory was 26.6MB in the beginning and 24.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.53ms. Allocated memory is still 50.3MB. Free memory was 24.8MB in the beginning and 23.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 31470.13ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.3MB in the beginning and 37.3MB in the end (delta: -14.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:42:19,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c4dddc-5935-4ef5-893e-8999ad556fb7/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