./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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 e66935135411fbf96808f67125d08daf2aa12325c87064d554338ba4e7860b02 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:39,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:39,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:39,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:39,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:39,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:39,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:39,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:39,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:39,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:39,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:39,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:39,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:39,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:39,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:39,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:39,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:39,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:39,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:39,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:39,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:39,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:39,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:39,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:39,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:39,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:39,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:39,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:39,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:39,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:39,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:39,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:39,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:39,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:39,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:39,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:39,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:39,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:39,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:39,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:39,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:39,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:39,730 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:39,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:39,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:39,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:39,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:39,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:39,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:39,733 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:39,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:39,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:39,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:39,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:39,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:39,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:39,742 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:39,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:39,743 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:39,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:39,743 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:39,743 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:39,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:39,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:39,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:39,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:39,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:39,745 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:39,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:39,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:39,745 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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e66935135411fbf96808f67125d08daf2aa12325c87064d554338ba4e7860b02 [2021-11-23 15:01:40,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:40,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:40,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:40,049 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:40,050 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:40,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c [2021-11-23 15:01:40,112 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/b5f7a7b94/d274876232d5480298806db5f9cdc5f5/FLAG267e6e995 [2021-11-23 15:01:40,526 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:40,526 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c [2021-11-23 15:01:40,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/b5f7a7b94/d274876232d5480298806db5f9cdc5f5/FLAG267e6e995 [2021-11-23 15:01:40,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/b5f7a7b94/d274876232d5480298806db5f9cdc5f5 [2021-11-23 15:01:40,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:40,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:40,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:40,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:40,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:40,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d780b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40, skipping insertion in model container [2021-11-23 15:01:40,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:40,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:41,107 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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c[458,471] [2021-11-23 15:01:41,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:41,132 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:41,144 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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c[458,471] [2021-11-23 15:01:41,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:41,164 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:41,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41 WrapperNode [2021-11-23 15:01:41,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:41,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:41,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:41,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:41,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,211 INFO L137 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2021-11-23 15:01:41,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:41,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:41,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:41,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:41,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:41,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:41,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:41,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:41,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:41" (1/1) ... [2021-11-23 15:01:41,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:41,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:41,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:41,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:01:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:01:41,373 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:41,374 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:41,487 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:41,502 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 15:01:41,508 INFO L158 Benchmark]: Toolchain (without parser) took 563.94ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 49.7MB in the beginning and 85.0MB in the end (delta: -35.3MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,509 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:41,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.50ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 49.4MB in the beginning and 97.5MB in the end (delta: -48.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.73ms. Allocated memory is still 121.6MB. Free memory was 97.5MB in the beginning and 96.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:41,512 INFO L158 Benchmark]: Boogie Preprocessor took 21.94ms. Allocated memory is still 121.6MB. Free memory was 96.2MB in the beginning and 95.4MB in the end (delta: 741.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,514 INFO L158 Benchmark]: RCFGBuilder took 269.73ms. Allocated memory is still 121.6MB. Free memory was 95.4MB in the beginning and 85.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:41,519 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 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 216.50ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 49.4MB in the beginning and 97.5MB in the end (delta: -48.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.73ms. Allocated memory is still 121.6MB. Free memory was 97.5MB in the beginning and 96.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.94ms. Allocated memory is still 121.6MB. Free memory was 96.2MB in the beginning and 95.4MB in the end (delta: 741.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 269.73ms. Allocated memory is still 121.6MB. Free memory was 95.4MB in the beginning and 85.0MB in the end (delta: 10.5MB). 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 15:01:41,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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 e66935135411fbf96808f67125d08daf2aa12325c87064d554338ba4e7860b02 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:43,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:43,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:43,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:43,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:44,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:44,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:44,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:44,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:44,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:44,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:44,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:44,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:44,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:44,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:44,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:44,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:44,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:44,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:44,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:44,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:44,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:44,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:44,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:44,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:44,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:44,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:44,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:44,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:44,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:44,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:44,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:44,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:44,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:44,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:44,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:44,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:44,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:44,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:44,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:44,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:44,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:44,081 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:44,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:44,082 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:44,082 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:44,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:44,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:44,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:44,084 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:44,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:44,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:44,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:44,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:44,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:44,085 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:44,086 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:44,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:44,086 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:44,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:44,086 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:44,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:44,087 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:44,087 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:44,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:44,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:44,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:44,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:44,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:44,089 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:44,089 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:44,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:44,089 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:44,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:44,090 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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e66935135411fbf96808f67125d08daf2aa12325c87064d554338ba4e7860b02 [2021-11-23 15:01:44,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:44,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:44,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:44,519 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:44,520 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:44,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c [2021-11-23 15:01:44,600 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/cb8d68f2f/1416b99d22c24afba558e6b633dbf5c2/FLAGa14fea78d [2021-11-23 15:01:45,165 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:45,166 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c [2021-11-23 15:01:45,174 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/cb8d68f2f/1416b99d22c24afba558e6b633dbf5c2/FLAGa14fea78d [2021-11-23 15:01:45,510 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/data/cb8d68f2f/1416b99d22c24afba558e6b633dbf5c2 [2021-11-23 15:01:45,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:45,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:45,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:45,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:45,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:45,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4704ce5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45, skipping insertion in model container [2021-11-23 15:01:45,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:45,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:45,685 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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c[458,471] [2021-11-23 15:01:45,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:45,716 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:45,772 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_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c[458,471] [2021-11-23 15:01:45,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:45,823 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:45,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45 WrapperNode [2021-11-23 15:01:45,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:45,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:45,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:45,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:45,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,874 INFO L137 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2021-11-23 15:01:45,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:45,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:45,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:45,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:45,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:45,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:45,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:45,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:45,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:45" (1/1) ... [2021-11-23 15:01:45,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:45,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:45,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:45,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:01:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:01:46,088 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:46,089 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:46,693 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:46,724 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 15:01:46,728 INFO L158 Benchmark]: Toolchain (without parser) took 1211.90ms. Allocated memory is still 62.9MB. Free memory was 41.9MB in the beginning and 31.8MB in the end (delta: 10.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,728 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:46,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.08ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 44.7MB in the end (delta: -2.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.06ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 43.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:46,731 INFO L158 Benchmark]: Boogie Preprocessor took 43.09ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 41.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,732 INFO L158 Benchmark]: RCFGBuilder took 805.82ms. Allocated memory is still 62.9MB. Free memory was 41.9MB in the beginning and 31.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:46,736 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 62.9MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.08ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 44.7MB in the end (delta: -2.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.06ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 43.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.09ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 41.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 805.82ms. Allocated memory is still 62.9MB. Free memory was 41.9MB in the beginning and 31.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. 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 15:01:46,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4e3a96f-ea09-40f8-a318-d46d0b89a91e/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