./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_3+newton_3_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/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_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_3_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/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_4f046ba9-6697-4f5d-ad54-6ae561accc05/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 cdcc8697c8b9bd3a25c95b335058fb611b45ef6a0bd08057dccc283c9b370e3d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:22,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:22,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:22,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:22,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:22,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:22,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:22,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:22,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:22,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:22,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:22,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:22,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:22,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:22,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:22,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:22,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:22,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:22,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:22,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:22,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:22,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:22,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:22,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:22,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:22,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:22,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:22,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:22,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:22,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:22,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:22,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:22,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:22,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:22,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:22,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:22,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:22,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:22,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:22,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:22,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:22,986 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:23,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:23,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:23,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:23,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:23,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:23,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:23,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:23,031 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:23,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:23,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:23,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:23,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:23,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:23,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:23,034 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:23,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:23,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:23,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:23,035 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:23,035 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:23,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:23,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:23,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:23,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:23,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:23,037 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:23,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:23,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:23,037 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdcc8697c8b9bd3a25c95b335058fb611b45ef6a0bd08057dccc283c9b370e3d [2021-11-23 15:55:23,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:23,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:23,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:23,358 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:23,359 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:23,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_3+newton_3_4.i [2021-11-23 15:55:23,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/d554aa68c/a05c6fc24bee44ec9a1716335a27fdb0/FLAG8d131fa80 [2021-11-23 15:55:23,901 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:23,902 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i [2021-11-23 15:55:23,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/d554aa68c/a05c6fc24bee44ec9a1716335a27fdb0/FLAG8d131fa80 [2021-11-23 15:55:24,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/d554aa68c/a05c6fc24bee44ec9a1716335a27fdb0 [2021-11-23 15:55:24,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:24,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:24,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:24,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:24,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:24,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24, skipping insertion in model container [2021-11-23 15:55:24,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:24,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:24,497 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[1226,1239] [2021-11-23 15:55:24,549 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[2862,2875] [2021-11-23 15:55:24,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:24,564 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:24,588 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[1226,1239] [2021-11-23 15:55:24,618 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[2862,2875] [2021-11-23 15:55:24,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:24,649 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:24,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24 WrapperNode [2021-11-23 15:55:24,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:24,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:24,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:24,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:24,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,697 INFO L137 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 82 [2021-11-23 15:55:24,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:24,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:24,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:24,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:24,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:24,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:24,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:24,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:24,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:24" (1/1) ... [2021-11-23 15:55:24,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:24,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:24,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:24,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:55:24,836 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:55:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:55:24,837 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:55:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:24,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:24,920 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:24,922 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:25,132 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:25,151 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 15:55:25,155 INFO L158 Benchmark]: Toolchain (without parser) took 858.22ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 46.7MB in the beginning and 72.2MB in the end (delta: -25.5MB). Peak memory consumption was 197.0kB. Max. memory is 16.1GB. [2021-11-23 15:55:25,155 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:25,156 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.42ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 46.5MB in the beginning and 86.9MB in the end (delta: -40.4MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:25,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.63ms. Allocated memory is still 109.1MB. Free memory was 86.9MB in the beginning and 85.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:25,158 INFO L158 Benchmark]: Boogie Preprocessor took 39.86ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 84.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:25,159 INFO L158 Benchmark]: RCFGBuilder took 414.32ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 72.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:25,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory is still 63.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.42ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 46.5MB in the beginning and 86.9MB in the end (delta: -40.4MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.63ms. Allocated memory is still 109.1MB. Free memory was 86.9MB in the beginning and 85.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.86ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 84.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 414.32ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 72.2MB in the end (delta: 11.9MB). 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 15:55:25,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/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_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/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_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_3_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/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_4f046ba9-6697-4f5d-ad54-6ae561accc05/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 cdcc8697c8b9bd3a25c95b335058fb611b45ef6a0bd08057dccc283c9b370e3d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:27,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:27,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:27,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:27,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:27,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:27,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:27,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:27,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:27,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:27,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:27,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:27,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:27,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:27,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:27,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:27,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:27,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:27,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:27,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:27,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:27,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:27,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:27,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:27,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:27,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:27,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:27,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:27,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:27,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:27,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:27,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:27,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:27,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:27,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:27,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:27,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:27,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:27,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:27,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:27,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:27,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:27,788 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:27,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:27,790 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:27,790 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:27,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:27,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:27,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:27,792 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:27,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:27,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:27,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:27,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:27,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:27,794 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:27,794 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:27,795 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:27,795 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:27,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:27,795 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:27,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:27,796 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:27,796 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:27,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:27,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:27,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:27,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:27,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:27,797 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:27,797 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:27,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:27,798 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:27,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:27,798 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdcc8697c8b9bd3a25c95b335058fb611b45ef6a0bd08057dccc283c9b370e3d [2021-11-23 15:55:28,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:28,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:28,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:28,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:28,187 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:28,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/gcd_3+newton_3_4.i [2021-11-23 15:55:28,259 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/a98201fd9/80644d138d0e4d6a817035b5deaad8dc/FLAGdd1c8a9ed [2021-11-23 15:55:28,783 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:28,784 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i [2021-11-23 15:55:28,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/a98201fd9/80644d138d0e4d6a817035b5deaad8dc/FLAGdd1c8a9ed [2021-11-23 15:55:29,115 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/data/a98201fd9/80644d138d0e4d6a817035b5deaad8dc [2021-11-23 15:55:29,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:29,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:29,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:29,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:29,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:29,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f49404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29, skipping insertion in model container [2021-11-23 15:55:29,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:29,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:29,318 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[1226,1239] [2021-11-23 15:55:29,345 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[2862,2875] [2021-11-23 15:55:29,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:29,392 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:29,425 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[1226,1239] [2021-11-23 15:55:29,438 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_4f046ba9-6697-4f5d-ad54-6ae561accc05/sv-benchmarks/c/combinations/gcd_3+newton_3_4.i[2862,2875] [2021-11-23 15:55:29,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:29,455 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:29,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29 WrapperNode [2021-11-23 15:55:29,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:29,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:29,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:29,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:29,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,497 INFO L137 Inliner]: procedures = 28, calls = 18, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2021-11-23 15:55:29,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:29,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:29,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:29,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:29,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:29,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:29,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:29,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:29,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:29" (1/1) ... [2021-11-23 15:55:29,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:29,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:29,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:29,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2021-11-23 15:55:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2021-11-23 15:55:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-11-23 15:55:29,610 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-11-23 15:55:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:29,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:29,717 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:29,719 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:54,598 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:54,616 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 15:55:54,620 INFO L158 Benchmark]: Toolchain (without parser) took 25499.71ms. Allocated memory is still 77.6MB. Free memory was 42.8MB in the beginning and 45.3MB in the end (delta: -2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,621 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 77.6MB. Free memory was 59.2MB in the beginning and 59.1MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.78ms. Allocated memory is still 77.6MB. Free memory was 42.6MB in the beginning and 60.1MB in the end (delta: -17.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.25ms. Allocated memory is still 77.6MB. Free memory was 60.1MB in the beginning and 58.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,623 INFO L158 Benchmark]: Boogie Preprocessor took 30.96ms. Allocated memory is still 77.6MB. Free memory was 58.3MB in the beginning and 56.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,624 INFO L158 Benchmark]: RCFGBuilder took 25088.42ms. Allocated memory is still 77.6MB. Free memory was 56.9MB in the beginning and 45.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,628 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 77.6MB. Free memory was 59.2MB in the beginning and 59.1MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.78ms. Allocated memory is still 77.6MB. Free memory was 42.6MB in the beginning and 60.1MB in the end (delta: -17.5MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.25ms. Allocated memory is still 77.6MB. Free memory was 60.1MB in the beginning and 58.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.96ms. Allocated memory is still 77.6MB. Free memory was 58.3MB in the beginning and 56.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 25088.42ms. Allocated memory is still 77.6MB. Free memory was 56.9MB in the beginning and 45.3MB 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 15:55:54,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f046ba9-6697-4f5d-ad54-6ae561accc05/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable