./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 67e6429a6543f453ac429a23a8d2fcad0657c53add4186ba92445fb458193f20 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:48:53,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:48:53,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:48:53,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:48:53,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:48:53,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:48:53,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:48:53,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:48:53,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:48:53,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:48:53,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:48:53,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:48:53,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:48:53,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:48:53,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:48:53,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:48:53,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:48:53,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:48:53,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:48:53,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:48:53,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:48:53,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:48:53,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:48:53,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:48:53,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:48:53,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:48:53,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:48:53,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:48:53,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:48:53,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:48:53,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:48:53,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:48:53,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:48:53,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:48:53,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:48:53,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:48:53,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:48:53,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:48:53,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:48:53,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:48:53,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:48:53,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-13 23:48:53,266 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:48:53,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:48:53,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:48:53,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:48:53,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:48:53,269 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:48:53,269 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:48:53,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:48:53,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:48:53,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:48:53,277 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 23:48:53,278 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 23:48:53,278 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 23:48:53,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:48:53,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:48:53,279 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:48:53,279 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:48:53,279 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:48:53,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:48:53,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:48:53,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:48:53,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:48:53,280 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:48:53,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:48:53,281 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_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e6429a6543f453ac429a23a8d2fcad0657c53add4186ba92445fb458193f20 [2021-11-13 23:48:53,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:48:53,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:48:53,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:48:53,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:48:53,615 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:48:53,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2021-11-13 23:48:53,684 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/cffdff3e5/3d7d59bb89d041819dfa2b7007f2b9ac/FLAG8c563cee3 [2021-11-13 23:48:54,295 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:48:54,296 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2021-11-13 23:48:54,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/cffdff3e5/3d7d59bb89d041819dfa2b7007f2b9ac/FLAG8c563cee3 [2021-11-13 23:48:54,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/cffdff3e5/3d7d59bb89d041819dfa2b7007f2b9ac [2021-11-13 23:48:54,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:48:54,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:48:54,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:48:54,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:48:54,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:48:54,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:48:54" (1/1) ... [2021-11-13 23:48:54,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22456fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:54, skipping insertion in model container [2021-11-13 23:48:54,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:48:54" (1/1) ... [2021-11-13 23:48:54,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:48:54,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:48:54,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:48:54,938 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:48:54,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:48:55,002 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:48:55,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55 WrapperNode [2021-11-13 23:48:55,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:48:55,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:48:55,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:48:55,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:48:55,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:48:55,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:48:55,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:48:55,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:48:55,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:48:55,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:48:55,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:48:55,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:48:55,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:48:55,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:48:55,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:48:55,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:48:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:48:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:48:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:48:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:48:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:48:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:48:55,620 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:48:55,621 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-13 23:48:55,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:48:55 BoogieIcfgContainer [2021-11-13 23:48:55,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:48:55,625 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:48:55,625 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:48:55,642 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:48:55,643 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:48:55" (1/1) ... [2021-11-13 23:48:55,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:48:55,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2021-11-13 23:48:55,706 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-11-13 23:48:55,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:48:55,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:55,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:55,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:55,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2021-11-13 23:48:55,937 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2021-11-13 23:48:55,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:48:55,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:55,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:56,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2021-11-13 23:48:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2021-11-13 23:48:56,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:48:56,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:56,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:56,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:56,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:56,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2021-11-13 23:48:56,492 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2021-11-13 23:48:56,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:48:56,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:56,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:56,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:56,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2021-11-13 23:48:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2021-11-13 23:48:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:48:56,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:56,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:56,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:56,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 49 states and 60 transitions. [2021-11-13 23:48:56,801 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2021-11-13 23:48:56,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:48:56,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:56,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:56,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2021-11-13 23:48:57,041 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2021-11-13 23:48:57,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:48:57,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:57,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:57,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:57,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2021-11-13 23:48:57,698 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2021-11-13 23:48:57,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:48:57,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:57,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:57,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:58,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:58,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2021-11-13 23:48:58,558 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2021-11-13 23:48:58,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:48:58,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:58,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:58,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2021-11-13 23:48:58,986 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2021-11-13 23:48:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:48:58,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:58,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:59,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2021-11-13 23:48:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2021-11-13 23:48:59,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:48:59,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:59,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2021-11-13 23:48:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2021-11-13 23:48:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:48:59,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:59,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:59,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:59,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2021-11-13 23:48:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2021-11-13 23:48:59,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:48:59,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:59,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:59,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:59,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:59,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2021-11-13 23:48:59,406 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2021-11-13 23:48:59,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:48:59,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:59,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:00,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2021-11-13 23:49:00,439 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2021-11-13 23:49:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:49:00,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:00,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:49:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:00,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2021-11-13 23:49:00,586 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2021-11-13 23:49:00,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:49:00,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:00,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:49:00,607 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:49:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:49:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:49:00,654 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 23:49:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 23:49:00,682 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 16 iterations. [2021-11-13 23:49:00,700 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:793) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportCounterexampleResult(CodeCheckObserver.java:763) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:524) 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) [2021-11-13 23:49:00,703 INFO L158 Benchmark]: Toolchain (without parser) took 6123.09ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 69.9MB in the beginning and 51.1MB in the end (delta: 18.8MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2021-11-13 23:49:00,704 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory was 87.3MB in the beginning and 87.2MB in the end (delta: 72.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:49:00,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.94ms. Allocated memory is still 109.1MB. Free memory was 69.7MB in the beginning and 76.9MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:49:00,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.90ms. Allocated memory is still 109.1MB. Free memory was 76.9MB in the beginning and 75.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:49:00,706 INFO L158 Benchmark]: Boogie Preprocessor took 26.70ms. Allocated memory is still 109.1MB. Free memory was 75.0MB in the beginning and 73.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:49:00,706 INFO L158 Benchmark]: RCFGBuilder took 549.04ms. Allocated memory is still 109.1MB. Free memory was 73.6MB in the beginning and 57.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 23:49:00,707 INFO L158 Benchmark]: CodeCheck took 5077.49ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 57.1MB in the beginning and 51.1MB in the end (delta: 6.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-13 23:49:00,711 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, 44 locations, 23 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 368 SdHoareTripleChecker+Valid, 3056.33ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 307 mSDsluCounter, 227 SdHoareTripleChecker+Invalid, 2584.47ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 157 mSDsCounter, 348 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1162 IncrementalHoareTripleChecker+Invalid, 1510 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 348 mSolverCounterUnsat, 94 mSDtfsCounter, 1162 mSolverCounterSat, 37.74ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 776 GetRequests, 659 SyntacticMatches, 17 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4354 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 553 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 9/19 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory was 87.3MB in the beginning and 87.2MB in the end (delta: 72.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.94ms. Allocated memory is still 109.1MB. Free memory was 69.7MB in the beginning and 76.9MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.90ms. Allocated memory is still 109.1MB. Free memory was 76.9MB in the beginning and 75.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.70ms. Allocated memory is still 109.1MB. Free memory was 75.0MB in the beginning and 73.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.04ms. Allocated memory is still 109.1MB. Free memory was 73.6MB in the beginning and 57.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 5077.49ms. Allocated memory was 109.1MB in the beginning and 134.2MB in the end (delta: 25.2MB). Free memory was 57.1MB in the beginning and 51.1MB in the end (delta: 6.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:49:00,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/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_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 67e6429a6543f453ac429a23a8d2fcad0657c53add4186ba92445fb458193f20 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:49:03,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:49:03,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:49:03,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:49:03,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:49:03,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:49:03,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:49:03,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:49:03,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:49:03,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:49:03,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:49:03,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:49:03,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:49:03,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:49:03,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:49:03,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:49:03,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:49:03,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:49:03,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:49:03,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:49:03,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:49:03,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:49:03,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:49:03,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:49:03,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:49:03,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:49:03,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:49:03,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:49:03,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:49:03,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:49:03,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:49:03,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:49:03,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:49:03,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:49:03,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:49:03,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:49:03,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:49:03,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:49:03,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:49:03,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:49:03,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:49:03,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-13 23:49:03,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:49:03,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:49:03,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:49:03,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:49:03,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:49:03,266 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:49:03,266 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:49:03,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:49:03,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:49:03,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:49:03,268 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 23:49:03,268 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 23:49:03,269 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 23:49:03,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:49:03,269 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 23:49:03,269 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 23:49:03,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 23:49:03,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:49:03,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:49:03,270 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:49:03,270 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:49:03,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:49:03,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:49:03,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:49:03,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:49:03,271 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 23:49:03,272 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 23:49:03,272 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 23:49:03,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 23:49:03,272 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_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67e6429a6543f453ac429a23a8d2fcad0657c53add4186ba92445fb458193f20 [2021-11-13 23:49:03,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:49:03,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:49:03,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:49:03,665 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:49:03,666 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:49:03,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2021-11-13 23:49:03,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/0405ab4ec/18c249606c5a42d4b1ed44c9e689020e/FLAGc9e8dadef [2021-11-13 23:49:04,365 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:49:04,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2021-11-13 23:49:04,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/0405ab4ec/18c249606c5a42d4b1ed44c9e689020e/FLAGc9e8dadef [2021-11-13 23:49:04,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/data/0405ab4ec/18c249606c5a42d4b1ed44c9e689020e [2021-11-13 23:49:04,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:49:04,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:49:04,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:49:04,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:49:04,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:49:04,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:49:04" (1/1) ... [2021-11-13 23:49:04,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c59d2d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:04, skipping insertion in model container [2021-11-13 23:49:04,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:49:04" (1/1) ... [2021-11-13 23:49:04,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:49:04,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:49:05,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:49:05,103 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:49:05,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:49:05,196 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:49:05,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05 WrapperNode [2021-11-13 23:49:05,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:49:05,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:49:05,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:49:05,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:49:05,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:49:05,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:49:05,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:49:05,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:49:05,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:49:05,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:49:05,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:49:05,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:49:05,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:05" (1/1) ... [2021-11-13 23:49:05,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:49:05,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:49:05,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:49:05,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:49:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 23:49:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:49:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:49:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 23:49:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:49:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:49:06,103 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:49:06,104 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-13 23:49:06,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:49:06 BoogieIcfgContainer [2021-11-13 23:49:06,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:49:06,108 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:49:06,108 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:49:06,117 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:49:06,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:49:06" (1/1) ... [2021-11-13 23:49:06,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:49:06,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2021-11-13 23:49:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-11-13 23:49:06,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:49:06,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:06,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:06,236 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) [2021-11-13 23:49:06,239 INFO L158 Benchmark]: Toolchain (without parser) took 1605.61ms. Allocated memory is still 65.0MB. Free memory was 43.0MB in the beginning and 31.7MB in the end (delta: 11.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2021-11-13 23:49:06,240 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:49:06,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 561.04ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 41.6MB in the end (delta: 1.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 23:49:06,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.30ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 39.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:49:06,242 INFO L158 Benchmark]: Boogie Preprocessor took 55.49ms. Allocated memory is still 65.0MB. Free memory was 39.7MB in the beginning and 38.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:49:06,243 INFO L158 Benchmark]: RCFGBuilder took 807.02ms. Allocated memory is still 65.0MB. Free memory was 38.0MB in the beginning and 37.6MB in the end (delta: 475.5kB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-13 23:49:06,243 INFO L158 Benchmark]: CodeCheck took 129.83ms. Allocated memory is still 65.0MB. Free memory was 37.6MB in the beginning and 31.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:49:06,247 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 0.24ms. Allocated memory is still 65.0MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 561.04ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 41.6MB in the end (delta: 1.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.30ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 39.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.49ms. Allocated memory is still 65.0MB. Free memory was 39.7MB in the beginning and 38.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 807.02ms. Allocated memory is still 65.0MB. Free memory was 38.0MB in the beginning and 37.6MB in the end (delta: 475.5kB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 129.83ms. Allocated memory is still 65.0MB. Free memory was 37.6MB in the beginning and 31.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:49:06,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47c3143-f050-409a-9d09-34e84cdd62e8/bin/ukojak-2xVlg8857e/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