./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ --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 4b2ee659e7bd0f15011c822a777a938a0e6f5b3a8f826a051cccefa88973daa0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:24:44,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:24:44,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:24:44,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:24:44,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:24:44,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:24:44,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:24:44,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:24:44,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:24:44,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:24:44,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:24:44,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:24:44,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:24:44,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:24:44,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:24:44,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:24:44,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:24:44,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:24:44,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:24:44,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:24:44,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:24:44,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:24:44,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:24:44,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:24:44,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:24:44,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:24:44,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:24:44,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:24:44,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:24:44,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:24:44,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:24:44,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:24:44,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:24:44,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:24:44,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:24:44,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:24:44,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:24:44,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:24:44,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:24:44,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:24:44,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:24:44,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:24:44,952 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:24:44,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:24:44,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:24:44,954 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:24:44,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:24:44,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:24:44,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:24:44,955 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:24:44,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:24:44,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:24:44,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:24:44,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:24:44,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:24:44,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:24:44,957 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:24:44,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:24:44,957 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:24:44,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:24:44,958 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:24:44,958 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:24:44,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:24:44,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:24:44,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:24:44,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:24:44,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:24:44,960 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:24:44,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:24:44,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:24:44,960 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_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b2ee659e7bd0f15011c822a777a938a0e6f5b3a8f826a051cccefa88973daa0 [2021-11-23 01:24:45,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:24:45,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:24:45,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:24:45,343 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:24:45,344 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:24:45,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c [2021-11-23 01:24:45,476 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/5d3989690/684b0985a0e94b468a57c4d3f3015903/FLAG095edf13f [2021-11-23 01:24:46,144 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:24:46,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c [2021-11-23 01:24:46,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/5d3989690/684b0985a0e94b468a57c4d3f3015903/FLAG095edf13f [2021-11-23 01:24:46,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/5d3989690/684b0985a0e94b468a57c4d3f3015903 [2021-11-23 01:24:46,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:24:46,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:24:46,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:24:46,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:24:46,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:24:46,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1879e378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46, skipping insertion in model container [2021-11-23 01:24:46,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:24:46,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:24:46,713 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_97f2ff29-42a9-448f-922a-934dcd0a4316/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c[458,471] [2021-11-23 01:24:46,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:24:46,745 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:24:46,759 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_97f2ff29-42a9-448f-922a-934dcd0a4316/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c[458,471] [2021-11-23 01:24:46,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:24:46,789 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:24:46,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46 WrapperNode [2021-11-23 01:24:46,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:24:46,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:24:46,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:24:46,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:24:46,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,834 INFO L137 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2021-11-23 01:24:46,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:24:46,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:24:46,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:24:46,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:24:46,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:24:46,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:24:46,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:24:46,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:24:46,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:24:46" (1/1) ... [2021-11-23 01:24:46,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:24:46,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:24:46,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:24:46,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:24:47,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:24:47,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:24:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:24:47,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:24:47,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:24:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:24:47,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:24:47,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:24:47,104 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:24:47,107 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:24:47,313 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:24:47,338 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:24:47,338 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:24:47,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:24:47 BoogieIcfgContainer [2021-11-23 01:24:47,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:24:47,343 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:24:47,343 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:24:47,356 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:24:47,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:24:47" (1/1) ... [2021-11-23 01:24:47,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:24:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-23 01:24:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-23 01:24:47,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:24:47,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:47,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-23 01:24:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-23 01:24:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:24:47,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:47,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:24:47,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:48,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:49,522 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:24:49,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:49,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2021-11-23 01:24:49,603 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2021-11-23 01:24:49,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:24:49,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:49,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:49,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:24:49,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:49,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:50,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2021-11-23 01:24:50,222 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2021-11-23 01:24:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:24:50,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:50,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:50,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:24:50,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2021-11-23 01:24:50,878 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-23 01:24:50,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:24:50,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:50,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:50,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:24:50,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:24:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2021-11-23 01:24:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2021-11-23 01:24:51,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:24:51,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:51,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:51,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 01:24:51,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:24:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:51,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2021-11-23 01:24:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2021-11-23 01:24:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:24:51,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:51,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:52,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:24:52,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:52,322 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:24:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2021-11-23 01:24:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2021-11-23 01:24:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:24:53,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:53,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:53,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 01:24:53,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:53,425 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:24:54,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:54,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2021-11-23 01:24:54,029 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2021-11-23 01:24:54,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:24:54,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:54,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:54,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:24:54,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:24:55,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:55,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 92 transitions. [2021-11-23 01:24:55,855 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 92 transitions. [2021-11-23 01:24:55,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:24:55,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:55,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:56,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:24:56,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:25:07,516 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:25:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2021-11-23 01:25:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2021-11-23 01:25:07,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:25:07,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:07,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:07,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:25:07,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:25:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:25:10,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:10,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 113 transitions. [2021-11-23 01:25:10,010 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2021-11-23 01:25:10,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:25:10,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:10,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:12,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-23 01:25:12,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:25:13,278 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 44 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:25:15,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 68 states and 118 transitions. [2021-11-23 01:25:15,087 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 118 transitions. [2021-11-23 01:25:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:25:15,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:15,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:15,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 01:25:15,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:25:15,583 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 12 proven. 30 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:25:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:17,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2021-11-23 01:25:17,658 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2021-11-23 01:25:17,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:25:17,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:17,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:25:27,711 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 01:25:27,715 INFO L158 Benchmark]: Toolchain (without parser) took 41228.89ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 56.6MB in the beginning and 93.0MB in the end (delta: -36.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 01:25:27,715 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 92.3MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:27,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.54ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 46.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:25:27,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.64ms. Allocated memory is still 92.3MB. Free memory was 46.3MB in the beginning and 44.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:27,718 INFO L158 Benchmark]: Boogie Preprocessor took 26.60ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 43.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:27,719 INFO L158 Benchmark]: RCFGBuilder took 479.28ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 43.7MB in the beginning and 82.5MB in the end (delta: -38.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-23 01:25:27,720 INFO L158 Benchmark]: CodeCheck took 40370.38ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 81.8MB in the beginning and 93.0MB in the end (delta: -11.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 01:25:27,724 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 92.3MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.54ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 46.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.64ms. Allocated memory is still 92.3MB. Free memory was 46.3MB in the beginning and 44.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.60ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 43.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 479.28ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 43.7MB in the beginning and 82.5MB in the end (delta: -38.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * CodeCheck took 40370.38ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 81.8MB in the beginning and 93.0MB in the end (delta: -11.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:25:27,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/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_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ --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 4b2ee659e7bd0f15011c822a777a938a0e6f5b3a8f826a051cccefa88973daa0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:25:30,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:25:30,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:25:30,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:25:30,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:25:30,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:25:30,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:25:30,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:25:30,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:25:30,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:25:30,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:25:30,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:25:30,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:25:30,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:25:30,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:25:30,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:25:30,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:25:30,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:25:30,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:25:30,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:25:30,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:25:30,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:25:30,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:25:30,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:25:30,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:25:30,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:25:30,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:25:30,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:25:30,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:25:30,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:25:30,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:25:30,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:25:30,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:25:30,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:25:30,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:25:30,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:25:30,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:25:30,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:25:30,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:25:30,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:25:30,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:25:30,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:25:30,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:25:30,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:25:30,871 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:25:30,871 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:25:30,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:25:30,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:25:30,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:25:30,874 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:25:30,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:25:30,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:25:30,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:25:30,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:25:30,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:25:30,876 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:25:30,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:25:30,877 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:25:30,877 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:25:30,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:25:30,877 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:25:30,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:25:30,878 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:25:30,878 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:25:30,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:25:30,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:30,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:25:30,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:25:30,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:25:30,880 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:25:30,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:25:30,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:25:30,880 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:25:30,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:25:30,881 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_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b2ee659e7bd0f15011c822a777a938a0e6f5b3a8f826a051cccefa88973daa0 [2021-11-23 01:25:31,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:25:31,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:25:31,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:25:31,521 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:25:31,522 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:25:31,523 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c [2021-11-23 01:25:31,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/9bd05f44b/a7a9762d1fdf4f8b8d0345c6abb227fa/FLAGf18c4ff02 [2021-11-23 01:25:32,290 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:25:32,291 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c [2021-11-23 01:25:32,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/9bd05f44b/a7a9762d1fdf4f8b8d0345c6abb227fa/FLAGf18c4ff02 [2021-11-23 01:25:32,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/data/9bd05f44b/a7a9762d1fdf4f8b8d0345c6abb227fa [2021-11-23 01:25:32,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:25:32,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:25:32,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:32,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:25:32,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:25:32,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:32,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e251c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32, skipping insertion in model container [2021-11-23 01:25:32,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:32,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:25:32,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:25:32,879 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_97f2ff29-42a9-448f-922a-934dcd0a4316/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c[458,471] [2021-11-23 01:25:32,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:32,923 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:25:32,939 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_97f2ff29-42a9-448f-922a-934dcd0a4316/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound20.c[458,471] [2021-11-23 01:25:32,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:32,980 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:25:32,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32 WrapperNode [2021-11-23 01:25:32,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:32,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:32,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:25:32,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:25:33,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,079 INFO L137 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2021-11-23 01:25:33,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:33,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:25:33,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:25:33,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:25:33,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:25:33,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:25:33,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:25:33,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:25:33,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:32" (1/1) ... [2021-11-23 01:25:33,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:33,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:25:33,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:25:33,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:25:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:25:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:25:33,253 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:25:33,253 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:25:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:25:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:25:33,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:25:33,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:25:33,351 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:25:33,355 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:25:34,080 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:25:34,102 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:25:34,102 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:25:34,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:34 BoogieIcfgContainer [2021-11-23 01:25:34,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:25:34,107 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:25:34,107 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:25:34,119 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:25:34,119 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:34" (1/1) ... [2021-11-23 01:25:34,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:25:34,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:34,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-23 01:25:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-23 01:25:34,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:25:34,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:34,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:34,332 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 01:25:34,337 INFO L158 Benchmark]: Toolchain (without parser) took 1722.71ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 38.6MB in the beginning and 63.4MB in the end (delta: -24.8MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,338 INFO L158 Benchmark]: CDTParser took 1.65ms. Allocated memory is still 58.7MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:34,340 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.74ms. Allocated memory is still 58.7MB. Free memory was 38.3MB in the beginning and 42.6MB in the end (delta: -4.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.16ms. Allocated memory is still 58.7MB. Free memory was 42.6MB in the beginning and 40.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,342 INFO L158 Benchmark]: Boogie Preprocessor took 48.61ms. Allocated memory is still 58.7MB. Free memory was 40.9MB in the beginning and 39.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:34,344 INFO L158 Benchmark]: RCFGBuilder took 975.40ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 29.5MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,345 INFO L158 Benchmark]: CodeCheck took 228.48ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 29.3MB in the beginning and 63.4MB in the end (delta: -34.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 01:25:34,352 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65ms. Allocated memory is still 58.7MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.74ms. Allocated memory is still 58.7MB. Free memory was 38.3MB in the beginning and 42.6MB in the end (delta: -4.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.16ms. Allocated memory is still 58.7MB. Free memory was 42.6MB in the beginning and 40.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.61ms. Allocated memory is still 58.7MB. Free memory was 40.9MB in the beginning and 39.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 975.40ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 29.5MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 228.48ms. Allocated memory was 58.7MB in the beginning and 83.9MB in the end (delta: 25.2MB). Free memory was 29.3MB in the beginning and 63.4MB in the end (delta: -34.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:25:34,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97f2ff29-42a9-448f-922a-934dcd0a4316/bin/ukojak-LBtLqBUTdQ/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: SMTLIBException: Sort BitVec not declared