./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/ps6-ll.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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps6-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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 07abfb6a25bc8999c03b9e73c88de3af15c2169770f93c7bfb47efae6a8a30d3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:44:53,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:44:53,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:44:53,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:44:53,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:44:53,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:44:53,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:44:53,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:44:53,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:44:53,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:44:53,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:44:53,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:44:53,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:44:53,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:44:53,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:44:53,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:44:53,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:44:53,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:44:53,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:44:53,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:44:53,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:44:53,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:44:53,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:44:53,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:44:53,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:44:53,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:44:53,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:44:53,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:44:53,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:44:53,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:44:53,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:44:53,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:44:53,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:44:53,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:44:53,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:44:53,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:44:53,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:44:53,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:44:53,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:44:53,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:44:53,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:44:53,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:44:53,318 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:44:53,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:44:53,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:44:53,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:44:53,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:44:53,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:44:53,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:44:53,322 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:44:53,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:44:53,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:44:53,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:44:53,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:44:53,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:44:53,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:44:53,324 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:44:53,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:44:53,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:44:53,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:44:53,325 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:44:53,325 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:44:53,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:44:53,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:44:53,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:44:53,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:44:53,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:44:53,327 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:44:53,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:44:53,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:44:53,328 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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07abfb6a25bc8999c03b9e73c88de3af15c2169770f93c7bfb47efae6a8a30d3 [2021-11-23 01:44:53,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:44:53,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:44:53,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:44:53,680 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:44:53,681 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:44:53,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench/ps6-ll.c [2021-11-23 01:44:53,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/674826b1d/679ee3f459de4f3f9cb055da4b179439/FLAGd601acaa4 [2021-11-23 01:44:54,218 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:44:54,219 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/sv-benchmarks/c/nla-digbench/ps6-ll.c [2021-11-23 01:44:54,225 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/674826b1d/679ee3f459de4f3f9cb055da4b179439/FLAGd601acaa4 [2021-11-23 01:44:54,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/674826b1d/679ee3f459de4f3f9cb055da4b179439 [2021-11-23 01:44:54,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:44:54,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:44:54,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:44:54,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:44:54,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:44:54,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e0d5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54, skipping insertion in model container [2021-11-23 01:44:54,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:44:54,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:44:54,835 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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/sv-benchmarks/c/nla-digbench/ps6-ll.c[458,471] [2021-11-23 01:44:54,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:44:54,860 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:44:54,874 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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/sv-benchmarks/c/nla-digbench/ps6-ll.c[458,471] [2021-11-23 01:44:54,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:44:54,896 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:44:54,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54 WrapperNode [2021-11-23 01:44:54,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:44:54,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:44:54,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:44:54,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:44:54,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,935 INFO L137 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 38 [2021-11-23 01:44:54,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:44:54,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:44:54,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:44:54,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:44:54,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:44:54,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:44:54,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:44:54,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:44:54,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:54" (1/1) ... [2021-11-23 01:44:54,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:44:54,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:44:54,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:44:55,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:44:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:44:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:44:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:44:55,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:44:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:44:55,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:44:55,131 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:44:55,133 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:44:55,283 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:44:55,305 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:44:55,305 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:44:55,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:55 BoogieIcfgContainer [2021-11-23 01:44:55,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:44:55,309 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:44:55,309 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:44:55,318 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:44:55,318 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:55" (1/1) ... [2021-11-23 01:44:55,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:44:55,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 01:44:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 01:44:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:44:55,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:55,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:55,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 01:44:55,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:56,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2021-11-23 01:44:56,660 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2021-11-23 01:44:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:44:56,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:56,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:44:56,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2021-11-23 01:44:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2021-11-23 01:44:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:44:57,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 01:44:57,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:57,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2021-11-23 01:44:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2021-11-23 01:44:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:44:57,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:44:57,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:44:57,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2021-11-23 01:44:57,870 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2021-11-23 01:44:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:44:57,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-23 01:44:57,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:44:58,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2021-11-23 01:44:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2021-11-23 01:44:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:44:58,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:58,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:58,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:44:58,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:44:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:59,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2021-11-23 01:44:59,609 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2021-11-23 01:44:59,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:44:59,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:59,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:59,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 01:44:59,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:44:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:45:10,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:45:10,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2021-11-23 01:45:10,560 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2021-11-23 01:45:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:45:10,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 01:45:10,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:10,917 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:45:11,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:11,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2021-11-23 01:45:11,885 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2021-11-23 01:45:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:45:11,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:11,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:13,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-23 01:45:13,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:13,689 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:45:24,516 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 01:45:24,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 91 transitions. [2021-11-23 01:45:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 91 transitions. [2021-11-23 01:45:24,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:45:24,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:24,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-23 01:45:24,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:24,968 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:45:26,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 60 states and 107 transitions. [2021-11-23 01:45:26,100 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 107 transitions. [2021-11-23 01:45:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:45:26,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:29,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 01:45:29,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:45:30,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 112 transitions. [2021-11-23 01:45:30,641 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2021-11-23 01:45:30,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:45:30,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:30,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 01:45:30,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 12 proven. 30 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:45:32,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2021-11-23 01:45:32,773 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2021-11-23 01:45:32,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:45:32,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:38,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 01:45:38,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 26 proven. 58 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:45:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 74 states and 133 transitions. [2021-11-23 01:45:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 133 transitions. [2021-11-23 01:45:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:45:40,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:40,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-23 01:45:40,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:45:41,166 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 14 proven. 45 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 01:45:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 82 states and 149 transitions. [2021-11-23 01:45:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 149 transitions. [2021-11-23 01:45:42,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:45:42,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:42,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:45:52,880 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 01:45:52,885 INFO L158 Benchmark]: Toolchain (without parser) took 58272.40ms. Allocated memory was 102.8MB in the beginning and 140.5MB in the end (delta: 37.7MB). Free memory was 65.7MB in the beginning and 58.5MB in the end (delta: 7.1MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2021-11-23 01:45:52,885 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:45:52,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.05ms. Allocated memory is still 102.8MB. Free memory was 65.5MB in the beginning and 78.2MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:45:52,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.26ms. Allocated memory is still 102.8MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:45:52,888 INFO L158 Benchmark]: Boogie Preprocessor took 22.69ms. Allocated memory is still 102.8MB. Free memory was 76.8MB in the beginning and 75.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:45:52,889 INFO L158 Benchmark]: RCFGBuilder took 348.47ms. Allocated memory is still 102.8MB. Free memory was 75.8MB in the beginning and 65.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:45:52,890 INFO L158 Benchmark]: CodeCheck took 57574.82ms. Allocated memory was 102.8MB in the beginning and 140.5MB in the end (delta: 37.7MB). Free memory was 65.3MB in the beginning and 58.5MB in the end (delta: 6.8MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2021-11-23 01:45:52,895 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 0.34ms. Allocated memory is still 102.8MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.05ms. Allocated memory is still 102.8MB. Free memory was 65.5MB in the beginning and 78.2MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.26ms. Allocated memory is still 102.8MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.69ms. Allocated memory is still 102.8MB. Free memory was 76.8MB in the beginning and 75.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.47ms. Allocated memory is still 102.8MB. Free memory was 75.8MB in the beginning and 65.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 57574.82ms. Allocated memory was 102.8MB in the beginning and 140.5MB in the end (delta: 37.7MB). Free memory was 65.3MB in the beginning and 58.5MB in the end (delta: 6.8MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:45:52,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps6-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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 07abfb6a25bc8999c03b9e73c88de3af15c2169770f93c7bfb47efae6a8a30d3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:45:55,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:45:55,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:45:55,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:45:55,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:45:55,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:45:55,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:45:55,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:45:55,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:45:55,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:45:55,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:45:55,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:45:55,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:45:55,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:45:55,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:45:55,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:45:55,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:45:55,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:45:55,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:45:55,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:45:55,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:45:55,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:45:55,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:45:55,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:45:55,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:45:55,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:45:55,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:45:55,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:45:55,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:45:55,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:45:55,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:45:55,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:45:55,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:45:55,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:45:55,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:45:55,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:45:55,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:45:55,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:45:55,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:45:55,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:45:55,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:45:55,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:45:55,519 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:45:55,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:45:55,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:45:55,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:45:55,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:45:55,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:45:55,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:45:55,524 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:45:55,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:45:55,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:45:55,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:45:55,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:45:55,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:45:55,526 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:45:55,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:45:55,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:45:55,527 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:45:55,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:45:55,527 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:45:55,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:45:55,528 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:45:55,528 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:45:55,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:45:55,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:45:55,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:45:55,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:45:55,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:45:55,530 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:45:55,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:45:55,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:45:55,531 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:45:55,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:45:55,531 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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07abfb6a25bc8999c03b9e73c88de3af15c2169770f93c7bfb47efae6a8a30d3 [2021-11-23 01:45:55,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:45:55,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:45:56,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:45:56,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:45:56,005 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:45:56,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench/ps6-ll.c [2021-11-23 01:45:56,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/057553ddc/bb7ed50ad972467e99471b96ab252dfb/FLAGa607c9854 [2021-11-23 01:45:56,708 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:45:56,709 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/sv-benchmarks/c/nla-digbench/ps6-ll.c [2021-11-23 01:45:56,718 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/057553ddc/bb7ed50ad972467e99471b96ab252dfb/FLAGa607c9854 [2021-11-23 01:45:57,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/data/057553ddc/bb7ed50ad972467e99471b96ab252dfb [2021-11-23 01:45:57,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:45:57,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:45:57,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:45:57,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:45:57,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:45:57,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@746f7a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57, skipping insertion in model container [2021-11-23 01:45:57,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:45:57,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:45:57,254 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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/sv-benchmarks/c/nla-digbench/ps6-ll.c[458,471] [2021-11-23 01:45:57,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:45:57,288 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:45:57,335 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_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/sv-benchmarks/c/nla-digbench/ps6-ll.c[458,471] [2021-11-23 01:45:57,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:45:57,377 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:45:57,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57 WrapperNode [2021-11-23 01:45:57,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:45:57,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:45:57,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:45:57,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:45:57,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,422 INFO L137 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2021-11-23 01:45:57,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:45:57,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:45:57,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:45:57,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:45:57,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:45:57,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:45:57,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:45:57,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:45:57,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:57" (1/1) ... [2021-11-23 01:45:57,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:45:57,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:45:57,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:45:57,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:45:57,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:45:57,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:45:57,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:45:57,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:45:57,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 01:45:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 01:45:57,662 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:45:57,664 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:45:58,539 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:45:58,563 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:45:58,563 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:45:58,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:45:58 BoogieIcfgContainer [2021-11-23 01:45:58,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:45:58,567 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:45:58,568 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:45:58,590 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:45:58,591 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:45:58" (1/1) ... [2021-11-23 01:45:58,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:45:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 01:45:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 01:45:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:45:58,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:58,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:58,709 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 01:45:58,713 INFO L158 Benchmark]: Toolchain (without parser) took 1635.71ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 24.6MB in the beginning and 37.6MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:45:58,714 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:45:58,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.12ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 24.4MB in the beginning and 43.5MB in the end (delta: -19.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-11-23 01:45:58,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.90ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 41.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:45:58,717 INFO L158 Benchmark]: Boogie Preprocessor took 52.91ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 40.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:45:58,718 INFO L158 Benchmark]: RCFGBuilder took 1089.35ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 30.3MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:45:58,719 INFO L158 Benchmark]: CodeCheck took 144.06ms. Allocated memory is still 60.8MB. Free memory was 30.3MB in the beginning and 37.6MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:45:58,723 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 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.12ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 24.4MB in the beginning and 43.5MB in the end (delta: -19.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.90ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 41.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.91ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 40.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1089.35ms. Allocated memory is still 60.8MB. Free memory was 40.6MB in the beginning and 30.3MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 144.06ms. Allocated memory is still 60.8MB. Free memory was 30.3MB in the beginning and 37.6MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:45:58,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1fb117-018f-4964-9f68-0b0c7a8fb12f/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