./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c --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_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/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_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/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_f83685eb-2ec2-47ad-bdea-86872349f60d/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 bd4ff7f95c7aab1abb3428488ee9247a9f3cbeb30d436182472263a0c2dcf758 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:40,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:40,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:40,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:40,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:40,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:40,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:40,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:40,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:40,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:40,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:40,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:40,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:40,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:40,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:40,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:40,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:40,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:40,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:40,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:40,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:40,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:40,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:40,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:40,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:40,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:40,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:40,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:40,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:40,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:40,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:40,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:40,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:40,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:40,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:40,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:40,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:40,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:40,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:40,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:40,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:40,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:40,343 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:40,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:40,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:40,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:40,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:40,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:40,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:40,347 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:40,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:40,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:40,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:40,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:40,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:40,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:40,349 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:40,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:40,350 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:40,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:40,354 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:40,355 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:40,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:40,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:40,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:40,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:40,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:40,357 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:40,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:40,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:40,358 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_f83685eb-2ec2-47ad-bdea-86872349f60d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd4ff7f95c7aab1abb3428488ee9247a9f3cbeb30d436182472263a0c2dcf758 [2021-11-23 15:58:40,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:40,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:40,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:40,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:40,658 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:40,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2021-11-23 15:58:40,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/bdbada134/f3885f44314b40949bb3a33bd0223740/FLAG235574f84 [2021-11-23 15:58:41,179 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:41,180 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2021-11-23 15:58:41,186 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/bdbada134/f3885f44314b40949bb3a33bd0223740/FLAG235574f84 [2021-11-23 15:58:41,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/bdbada134/f3885f44314b40949bb3a33bd0223740 [2021-11-23 15:58:41,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:41,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:41,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:41,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:41,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:41,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@594e6635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41, skipping insertion in model container [2021-11-23 15:58:41,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:41,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:41,770 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_f83685eb-2ec2-47ad-bdea-86872349f60d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c[458,471] [2021-11-23 15:58:41,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:41,802 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:41,814 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_f83685eb-2ec2-47ad-bdea-86872349f60d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c[458,471] [2021-11-23 15:58:41,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:41,835 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:41,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41 WrapperNode [2021-11-23 15:58:41,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:41,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:41,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:41,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:41,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,866 INFO L137 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2021-11-23 15:58:41,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:41,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:41,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:41,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:41,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:41,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:41,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:41,888 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:41,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:41,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:41,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:41,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:41,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:41,962 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:58:41,963 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:58:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:58:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:58:42,022 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:42,023 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:42,123 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:42,137 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 15:58:42,142 INFO L158 Benchmark]: Toolchain (without parser) took 561.43ms. Allocated memory is still 98.6MB. Free memory was 58.9MB in the beginning and 63.6MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:42,143 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:42,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.96ms. Allocated memory is still 98.6MB. Free memory was 58.6MB in the beginning and 75.6MB in the end (delta: -17.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:42,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.98ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 74.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:42,146 INFO L158 Benchmark]: Boogie Preprocessor took 19.45ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 73.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:42,147 INFO L158 Benchmark]: RCFGBuilder took 253.15ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 63.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:42,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.96ms. Allocated memory is still 98.6MB. Free memory was 58.6MB in the beginning and 75.6MB in the end (delta: -17.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.98ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 74.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.45ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 73.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 253.15ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 63.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:42,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/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_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/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_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/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_f83685eb-2ec2-47ad-bdea-86872349f60d/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 bd4ff7f95c7aab1abb3428488ee9247a9f3cbeb30d436182472263a0c2dcf758 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:44,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:44,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:44,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:44,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:44,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:44,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:44,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:44,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:44,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:44,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:44,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:44,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:44,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:44,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:44,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:44,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:44,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:44,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:44,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:44,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:44,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:44,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:44,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:44,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:44,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:44,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:44,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:44,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:44,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:44,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:44,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:44,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:44,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:44,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:44,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:44,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:44,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:44,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:44,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:44,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:44,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:44,703 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:44,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:44,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:44,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:44,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:44,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:44,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:44,706 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:44,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:44,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:44,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:44,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:44,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:44,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:44,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:44,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:44,708 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:44,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:44,709 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:44,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:44,709 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:44,709 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:44,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:44,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:44,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:44,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:44,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:44,713 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:44,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:44,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:44,716 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:44,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:44,717 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_f83685eb-2ec2-47ad-bdea-86872349f60d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd4ff7f95c7aab1abb3428488ee9247a9f3cbeb30d436182472263a0c2dcf758 [2021-11-23 15:58:45,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:45,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:45,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:45,126 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:45,127 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:45,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2021-11-23 15:58:45,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/eb25f5ed2/229415ec26334e478d19d78401f8e67c/FLAG8843b72c8 [2021-11-23 15:58:45,793 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:45,795 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2021-11-23 15:58:45,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/eb25f5ed2/229415ec26334e478d19d78401f8e67c/FLAG8843b72c8 [2021-11-23 15:58:46,135 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/data/eb25f5ed2/229415ec26334e478d19d78401f8e67c [2021-11-23 15:58:46,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:46,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:46,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:46,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:46,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:46,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dfb767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46, skipping insertion in model container [2021-11-23 15:58:46,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:46,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:46,305 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_f83685eb-2ec2-47ad-bdea-86872349f60d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c[458,471] [2021-11-23 15:58:46,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:46,362 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:46,382 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_f83685eb-2ec2-47ad-bdea-86872349f60d/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c[458,471] [2021-11-23 15:58:46,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:46,442 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:46,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46 WrapperNode [2021-11-23 15:58:46,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:46,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:46,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:46,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:46,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,496 INFO L137 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2021-11-23 15:58:46,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:46,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:46,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:46,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:46,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:46,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:46,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:46,550 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:46,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:46,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:46,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:46,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:58:46,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:58:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:58:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:58:46,717 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:46,721 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:47,306 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:47,330 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 15:58:47,337 INFO L158 Benchmark]: Toolchain (without parser) took 1196.23ms. Allocated memory is still 73.4MB. Free memory was 54.3MB in the beginning and 41.8MB in the end (delta: 12.5MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:47,338 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:47,340 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.30ms. Allocated memory is still 73.4MB. Free memory was 54.1MB in the beginning and 54.7MB in the end (delta: -506.3kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:47,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.32ms. Allocated memory is still 73.4MB. Free memory was 54.7MB in the beginning and 53.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:47,343 INFO L158 Benchmark]: Boogie Preprocessor took 49.64ms. Allocated memory is still 73.4MB. Free memory was 53.0MB in the beginning and 51.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:47,344 INFO L158 Benchmark]: RCFGBuilder took 786.30ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 41.8MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:47,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.30ms. Allocated memory is still 73.4MB. Free memory was 54.1MB in the beginning and 54.7MB in the end (delta: -506.3kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.32ms. Allocated memory is still 73.4MB. Free memory was 54.7MB in the beginning and 53.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.64ms. Allocated memory is still 73.4MB. Free memory was 53.0MB in the beginning and 51.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 786.30ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 41.8MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:47,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f83685eb-2ec2-47ad-bdea-86872349f60d/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