./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak --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 653582a7b000e4f324410c98077c6ee21baa5247 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:58:36,485 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:58:36,486 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:58:36,492 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:58:36,492 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:58:36,492 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:58:36,493 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:58:36,494 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:58:36,495 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:58:36,495 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:58:36,496 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:58:36,496 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:58:36,496 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:58:36,497 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:58:36,497 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:58:36,497 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:58:36,498 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:58:36,499 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:58:36,500 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:58:36,500 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:58:36,501 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:58:36,502 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:58:36,503 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:58:36,503 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:58:36,503 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:58:36,503 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:58:36,504 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:58:36,504 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:58:36,505 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:58:36,505 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:58:36,505 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:58:36,506 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:58:36,506 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:58:36,506 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:58:36,506 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:58:36,507 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:58:36,507 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-08 11:58:36,514 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:58:36,514 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:58:36,515 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:58:36,515 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:58:36,515 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:58:36,515 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:58:36,515 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:58:36,516 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:58:36,516 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:58:36,516 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:58:36,517 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:58:36,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:58:36,517 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:58:36,517 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:58:36,517 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:58:36,517 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:58:36,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak 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 -> 653582a7b000e4f324410c98077c6ee21baa5247 [2018-12-08 11:58:36,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:58:36,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:58:36,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:58:36,548 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:58:36,548 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:58:36,549 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/../../sv-benchmarks/c/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-12-08 11:58:36,588 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/data/80ad987b5/cb0f943040764801a8c1b73b4ed2cd5b/FLAG5d3df7ec5 [2018-12-08 11:58:37,006 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:58:37,006 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/sv-benchmarks/c/array-memsafety/stroeder2-alloca_true-valid-memsafety_true-termination.i [2018-12-08 11:58:37,012 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/data/80ad987b5/cb0f943040764801a8c1b73b4ed2cd5b/FLAG5d3df7ec5 [2018-12-08 11:58:37,023 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/data/80ad987b5/cb0f943040764801a8c1b73b4ed2cd5b [2018-12-08 11:58:37,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:58:37,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:58:37,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:58:37,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:58:37,030 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:58:37,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52cc4c1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37, skipping insertion in model container [2018-12-08 11:58:37,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:58:37,061 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:58:37,204 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:58:37,211 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:58:37,271 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:58:37,290 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:58:37,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37 WrapperNode [2018-12-08 11:58:37,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:58:37,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:58:37,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:58:37,291 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:58:37,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:58:37,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:58:37,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:58:37,316 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:58:37,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:58:37,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:58:37,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:58:37,330 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:58:37,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:58:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:58:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:58:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 11:58:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 11:58:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 11:58:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:58:37,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:58:37,524 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:58:37,524 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 11:58:37,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:58:37 BoogieIcfgContainer [2018-12-08 11:58:37,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:58:37,525 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:58:37,525 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:58:37,533 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:58:37,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:58:37" (1/1) ... [2018-12-08 11:58:37,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:58:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-12-08 11:58:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-12-08 11:58:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 11:58:37,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:37,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:37,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2018-12-08 11:58:37,702 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2018-12-08 11:58:37,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 11:58:37,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:37,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:37,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:37,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 11:58:37,888 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 11:58:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-08 11:58:37,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:37,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-08 11:58:37,993 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-08 11:58:37,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:58:37,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:38,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 11:58:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 11:58:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-08 11:58:38,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:38,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:38,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2018-12-08 11:58:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2018-12-08 11:58:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 11:58:38,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:38,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:38,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-12-08 11:58:38,160 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-12-08 11:58:38,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-08 11:58:38,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:38,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:38,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:38,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-12-08 11:58:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-12-08 11:58:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:58:38,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:38,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 11:58:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 11:58:38,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:58:38,448 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:39,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:39,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2018-12-08 11:58:39,143 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2018-12-08 11:58:39,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:58:39,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:58:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2018-12-08 11:58:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2018-12-08 11:58:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 11:58:40,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:40,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 31 states and 56 transitions. [2018-12-08 11:58:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 56 transitions. [2018-12-08 11:58:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:40,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:40,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:58:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 62 transitions. [2018-12-08 11:58:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2018-12-08 11:58:40,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:40,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:40,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:58:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:42,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2018-12-08 11:58:42,273 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2018-12-08 11:58:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:42,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:42,387 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:42,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:42,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 75 transitions. [2018-12-08 11:58:42,810 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 75 transitions. [2018-12-08 11:58:42,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:42,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:42,829 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:58:43,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 43 states and 79 transitions. [2018-12-08 11:58:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 79 transitions. [2018-12-08 11:58:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:43,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:58:43,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:43,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2018-12-08 11:58:43,379 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2018-12-08 11:58:43,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:43,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:58:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 45 states and 83 transitions. [2018-12-08 11:58:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2018-12-08 11:58:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:43,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:43,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 11:58:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2018-12-08 11:58:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2018-12-08 11:58:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 11:58:43,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:58:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:58:43,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:58:44,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:58:44,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-12-08 11:58:44,034 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-12-08 11:58:44,034 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:58:44,034 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2018-12-08 11:58:44,040 INFO L779 CodeCheckObserver]: All specifications hold 7 specifications checked. All of them hold [2018-12-08 11:58:44,125 INFO L583 CodeCheckObserver]: Invariant with dag size 30 [2018-12-08 11:58:44,130 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,131 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,131 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,131 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,136 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,136 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,137 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,137 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,138 INFO L583 CodeCheckObserver]: Invariant with dag size 33 [2018-12-08 11:58:44,138 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,139 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,139 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,139 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,140 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,140 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,140 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 11:58:44,140 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,140 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:58:44 ImpRootNode [2018-12-08 11:58:44,141 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:58:44,141 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:58:44,141 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:58:44,141 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:58:44,142 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:58:37" (3/4) ... [2018-12-08 11:58:44,145 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:58:44,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-08 11:58:44,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 11:58:44,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:58:44,168 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]] && 4 * array_size <= unknown-#length-unknown[numbers]) && numbers == 0) && 1 == \valid[numbers]) && 2 <= numbers + 4 * i) || (((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]] && 4 * array_size <= unknown-#length-unknown[numbers]) && numbers == 0) && 1 == \valid[numbers]) && i == 0) && 1 <= array_size) [2018-12-08 11:58:44,169 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]] && 0 < p + 1) && 4 * array_size <= unknown-#length-unknown[numbers]) && numbers == 0) && 0 <= numbers + 4 * i + 2) && p == numbers) && \valid[p] == 1) && p + 1 <= unknown-#length-unknown[p] [2018-12-08 11:58:44,169 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-12-08 11:58:44,183 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0e7a0ea5-ed12-474c-829e-b8c55a4988f0/bin-2019/ukojak/witness.graphml [2018-12-08 11:58:44,183 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:58:44,183 INFO L168 Benchmark]: Toolchain (without parser) took 7157.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 951.7 MB in the beginning and 981.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 134.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:58:44,185 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:58:44,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -126.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:58:44,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:58:44,186 INFO L168 Benchmark]: Boogie Preprocessor took 13.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:58:44,186 INFO L168 Benchmark]: RCFGBuilder took 194.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-08 11:58:44,186 INFO L168 Benchmark]: CodeCheck took 6616.21 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 75.5 MB). Free memory was 1.0 GB in the beginning and 988.8 MB in the end (delta: 58.8 MB). Peak memory consumption was 134.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:58:44,187 INFO L168 Benchmark]: Witness Printer took 41.53 ms. Allocated memory is still 1.2 GB. Free memory was 988.8 MB in the beginning and 981.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:58:44,189 INFO L336 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, 24 locations, 7 error locations. SAFE Result, 6.4s OverallTime, 20 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 598016 SDtfs, 444902 SDslu, 857472 SDs, 0 SdLazy, 8549118 SolverSat, 3078416 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1498 GetRequests, 1326 SyntacticMatches, 30 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8213 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 10674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 24/38 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 545]: Loop Invariant [2018-12-08 11:58:44,190 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]] && 4 * array_size <= unknown-#length-unknown[numbers]) && numbers == 0) && 1 == \valid[numbers]) && 2 <= numbers + 4 * i) || (((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]] && 4 * array_size <= unknown-#length-unknown[numbers]) && numbers == 0) && 1 == \valid[numbers]) && i == 0) && 1 <= array_size) - InvariantResult [Line: 548]: Loop Invariant [2018-12-08 11:58:44,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-08 11:58:44,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((\old(unknown-main_\old_#valid-unknown) == \valid[__builtin_alloca (array_size * sizeof(int)) := \valid[__builtin_alloca (array_size * sizeof(int)) := 0][__builtin_alloca (array_size * sizeof(int))]] && 0 < p + 1) && 4 * array_size <= unknown-#length-unknown[numbers]) && numbers == 0) && 0 <= numbers + 4 * i + 2) && p == numbers) && \valid[p] == 1) && p + 1 <= unknown-#length-unknown[p] - InvariantResult [Line: 555]: Loop Invariant [2018-12-08 11:58:44,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-08 11:58:44,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 263.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -126.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 194.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 6616.21 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 75.5 MB). Free memory was 1.0 GB in the beginning and 988.8 MB in the end (delta: 58.8 MB). Peak memory consumption was 134.3 MB. Max. memory is 11.5 GB. * Witness Printer took 41.53 ms. Allocated memory is still 1.2 GB. Free memory was 988.8 MB in the beginning and 981.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid RESULT: Ultimate proved your program to be correct! Received shutdown request...