./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/parity.i --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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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 d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:01,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:01,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:01,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:01,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:01,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:01,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:01,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:01,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:01,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:01,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:01,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:01,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:01,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:01,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:01,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:01,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:01,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:01,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:01,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:01,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:01,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:01,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:01,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:01,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:01,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:01,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:01,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:01,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:01,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:01,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:01,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:01,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:01,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:01,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:01,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:01,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:01,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:01,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:01,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:01,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:01,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:48:01,487 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:01,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:01,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:48:01,492 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:48:01,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:01,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:01,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:01,498 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:01,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:48:01,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:01,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:01,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:48:01,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:01,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:48:01,501 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:01,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:48:01,502 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:01,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:48:01,502 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:01,503 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:01,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:01,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:01,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:01,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:01,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:48:01,504 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:48:01,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:48:01,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:48:01,505 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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 [2021-11-23 00:48:01,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:01,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:01,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:01,844 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:01,845 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:01,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/bitvector/parity.i [2021-11-23 00:48:01,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/ba738ff09/4b455c367efb4f3f9f06405c002d0831/FLAG38801362b [2021-11-23 00:48:02,507 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:02,508 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/sv-benchmarks/c/bitvector/parity.i [2021-11-23 00:48:02,521 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/ba738ff09/4b455c367efb4f3f9f06405c002d0831/FLAG38801362b [2021-11-23 00:48:02,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/ba738ff09/4b455c367efb4f3f9f06405c002d0831 [2021-11-23 00:48:02,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:02,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:02,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:02,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:02,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:02,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:02" (1/1) ... [2021-11-23 00:48:02,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31085d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:02, skipping insertion in model container [2021-11-23 00:48:02,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:02" (1/1) ... [2021-11-23 00:48:02,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:02,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:03,050 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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2021-11-23 00:48:03,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:03,082 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:03,097 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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2021-11-23 00:48:03,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:03,123 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:03,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03 WrapperNode [2021-11-23 00:48:03,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:03,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:03,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:03,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:03,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,172 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2021-11-23 00:48:03,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:03,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:03,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:03,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:03,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:03,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:03,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:03,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:03,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:03,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:03,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:03,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:48:03,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:03,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:03,413 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:03,415 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:03,605 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:03,645 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:03,645 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:48:03,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:03 BoogieIcfgContainer [2021-11-23 00:48:03,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:48:03,649 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:48:03,649 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:48:03,662 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:48:03,662 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:03" (1/1) ... [2021-11-23 00:48:03,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:48:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 00:48:03,754 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 00:48:03,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:48:03,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:48:03,871 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:48:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:48:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:48:03,936 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:48:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:48:03,955 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-11-23 00:48:03,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:48:03 ImpRootNode [2021-11-23 00:48:03,984 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:48:03,984 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:48:03,985 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:48:03,985 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:48:03,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:03" (3/4) ... [2021-11-23 00:48:03,989 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 00:48:03,989 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:48:03,991 INFO L158 Benchmark]: Toolchain (without parser) took 1149.77ms. Allocated memory is still 100.7MB. Free memory was 75.4MB in the beginning and 40.9MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 00:48:03,992 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:03,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.20ms. Allocated memory is still 100.7MB. Free memory was 75.1MB in the beginning and 65.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:48:03,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.00ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:03,995 INFO L158 Benchmark]: Boogie Preprocessor took 41.61ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.8MB in the end (delta: 949.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:03,996 INFO L158 Benchmark]: RCFGBuilder took 432.60ms. Allocated memory is still 100.7MB. Free memory was 62.6MB in the beginning and 52.3MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:48:03,997 INFO L158 Benchmark]: CodeCheck took 334.44ms. Allocated memory is still 100.7MB. Free memory was 52.3MB in the beginning and 41.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:48:03,998 INFO L158 Benchmark]: Witness Printer took 5.15ms. Allocated memory is still 100.7MB. Free memory was 41.1MB in the beginning and 40.9MB in the end (delta: 229.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:04,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 61, overapproximation of bitwiseXor at line 59. Possible FailurePath: [L42] unsigned int v = __VERIFIER_nondet_uint(); [L43] unsigned int v1; [L44] unsigned int v2; [L45] char parity1; [L46] char parity2; [L47] v1 = v [L48] parity1 = (char)0 VAL [parity1=0, v=0, v1=0] [L49] COND FALSE !(v1 != 0) [L57] v2 = v [L58] parity2 = (char)0 [L59] v2 = v2 ^ (v2 >> 1u) [L60] v2 = v2 ^ (v2 >> 2u) [L61] v2 = (v2 & 286331153U) * 286331153U [L62] COND FALSE !(((v2 >> 28u) & 1u) == 0) [L65] parity2 = (char)1 [L67] CALL __VERIFIER_assert(parity1 == parity2) [L24] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L25] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.20ms. Allocated memory is still 100.7MB. Free memory was 75.1MB in the beginning and 65.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.00ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 63.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.61ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.8MB in the end (delta: 949.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 432.60ms. Allocated memory is still 100.7MB. Free memory was 62.6MB in the beginning and 52.3MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 334.44ms. Allocated memory is still 100.7MB. Free memory was 52.3MB in the beginning and 41.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.15ms. Allocated memory is still 100.7MB. Free memory was 41.1MB in the beginning and 40.9MB in the end (delta: 229.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 00:48:04,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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 d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:07,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:07,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:07,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:07,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:07,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:07,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:07,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:07,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:07,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:07,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:07,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:07,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:07,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:07,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:07,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:07,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:07,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:07,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:07,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:07,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:07,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:07,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:07,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:07,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:07,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:07,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:07,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:07,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:07,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:07,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:07,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:07,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:07,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:07,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:07,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:07,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:07,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:07,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:07,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:07,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:07,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:48:07,279 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:07,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:07,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:48:07,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:48:07,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:07,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:07,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:07,284 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:07,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:07,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:07,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:48:07,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:07,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:48:07,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:48:07,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:48:07,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:48:07,288 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:07,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:48:07,288 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:07,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:48:07,289 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:07,289 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:07,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:07,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:07,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:07,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:07,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:48:07,291 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:48:07,291 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:48:07,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:48:07,291 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:48:07,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:48:07,292 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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c1c6c2f4d5b2d24ba57b817b67aabcbf492bd9ab5f9a13bcbf3c0241dcb4b3 [2021-11-23 00:48:07,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:07,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:07,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:07,826 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:07,827 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:07,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/bitvector/parity.i [2021-11-23 00:48:07,928 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/0bb69dc63/8f35c68b5a874352829553760ba283d3/FLAGfc3d64013 [2021-11-23 00:48:08,660 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:08,660 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/sv-benchmarks/c/bitvector/parity.i [2021-11-23 00:48:08,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/0bb69dc63/8f35c68b5a874352829553760ba283d3/FLAGfc3d64013 [2021-11-23 00:48:08,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/data/0bb69dc63/8f35c68b5a874352829553760ba283d3 [2021-11-23 00:48:08,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:08,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:08,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:08,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:09,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:09,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:08" (1/1) ... [2021-11-23 00:48:09,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552c58ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09, skipping insertion in model container [2021-11-23 00:48:09,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:08" (1/1) ... [2021-11-23 00:48:09,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:09,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:09,225 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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2021-11-23 00:48:09,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:09,281 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:09,309 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_1570bf1c-c203-4542-aae1-5dc8c428a8e4/sv-benchmarks/c/bitvector/parity.i[1162,1175] [2021-11-23 00:48:09,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:09,370 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:09,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09 WrapperNode [2021-11-23 00:48:09,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:09,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:09,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:09,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:09,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,417 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2021-11-23 00:48:09,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:09,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:09,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:09,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:09,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:09,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:09,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:09,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:09,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:09,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:09,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:09,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:09,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:09,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:48:09,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:48:09,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:09,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:09,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:09,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:09,915 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:09,970 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:09,974 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:48:09,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:09 BoogieIcfgContainer [2021-11-23 00:48:09,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:48:09,981 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:48:09,981 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:48:10,013 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:48:10,013 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:09" (1/1) ... [2021-11-23 00:48:10,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:48:10,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:10,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-11-23 00:48:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-11-23 00:48:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:48:10,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:10,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:10,196 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 00:48:10,205 INFO L158 Benchmark]: Toolchain (without parser) took 1206.67ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.7MB in the beginning and 42.0MB in the end (delta: -13.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:10,207 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 52.4MB. Free memory was 33.1MB in the beginning and 33.1MB in the end (delta: 45.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:48:10,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.36ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.5MB in the beginning and 48.1MB in the end (delta: -19.6MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-11-23 00:48:10,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.13ms. Allocated memory is still 65.0MB. Free memory was 48.1MB in the beginning and 46.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:10,212 INFO L158 Benchmark]: Boogie Preprocessor took 57.06ms. Allocated memory is still 65.0MB. Free memory was 46.6MB in the beginning and 45.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:10,214 INFO L158 Benchmark]: RCFGBuilder took 501.78ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 35.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:48:10,216 INFO L158 Benchmark]: CodeCheck took 219.98ms. Allocated memory is still 65.0MB. Free memory was 35.1MB in the beginning and 42.0MB in the end (delta: -6.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:48:10,228 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 0.37ms. Allocated memory is still 52.4MB. Free memory was 33.1MB in the beginning and 33.1MB in the end (delta: 45.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.36ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.5MB in the beginning and 48.1MB in the end (delta: -19.6MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.13ms. Allocated memory is still 65.0MB. Free memory was 48.1MB in the beginning and 46.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.06ms. Allocated memory is still 65.0MB. Free memory was 46.6MB in the beginning and 45.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 501.78ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 35.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 219.98ms. Allocated memory is still 65.0MB. Free memory was 35.1MB in the beginning and 42.0MB in the end (delta: -6.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:48:10,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1570bf1c-c203-4542-aae1-5dc8c428a8e4/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