./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c -s /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/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 aeae4642ea0f346b37f312868ec7e7128e333d20 ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:11:50,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:11:50,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:11:50,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:11:50,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:11:50,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:11:50,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:11:50,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:11:50,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:11:50,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:11:50,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:11:50,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:11:50,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:11:50,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:11:50,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:11:50,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:11:50,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:11:50,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:11:50,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:11:50,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:11:50,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:11:50,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:11:50,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:11:50,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:11:50,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:11:50,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:11:50,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:11:50,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:11:50,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:11:50,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:11:50,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:11:50,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:11:50,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:11:50,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:11:50,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:11:50,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:11:50,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:11:50,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:11:50,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:11:50,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:11:50,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:11:50,588 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2019-10-22 10:11:50,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:11:50,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:11:50,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:11:50,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:11:50,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:11:50,601 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:11:50,601 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:11:50,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:11:50,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:11:50,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:11:50,602 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 10:11:50,602 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 10:11:50,602 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 10:11:50,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:11:50,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:11:50,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:11:50,602 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:11:50,602 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:11:50,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:11:50,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:11:50,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:11:50,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:11:50,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:11:50,603 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:11:50,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:11:50,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/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 -> aeae4642ea0f346b37f312868ec7e7128e333d20 [2019-10-22 10:11:50,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:11:50,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:11:50,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:11:50,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:11:50,639 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:11:50,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c [2019-10-22 10:11:50,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/data/f78c55a0c/a7de773346c1471a81e4a18d3712d7d8/FLAG18a341d6b [2019-10-22 10:11:51,063 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:11:51,064 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c [2019-10-22 10:11:51,069 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/data/f78c55a0c/a7de773346c1471a81e4a18d3712d7d8/FLAG18a341d6b [2019-10-22 10:11:51,474 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/data/f78c55a0c/a7de773346c1471a81e4a18d3712d7d8 [2019-10-22 10:11:51,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:11:51,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:11:51,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:51,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:11:51,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:11:51,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af3be52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51, skipping insertion in model container [2019-10-22 10:11:51,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,492 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:11:51,506 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:11:51,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:51,666 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:11:51,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:11:51,763 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:11:51,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51 WrapperNode [2019-10-22 10:11:51,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:11:51,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:51,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:11:51,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:11:51,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:11:51,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:11:51,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:11:51,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:11:51,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... [2019-10-22 10:11:51,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:11:51,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:11:51,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:11:51,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:11:51,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/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 [2019-10-22 10:11:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:11:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:11:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:11:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:11:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:11:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:11:52,265 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:11:52,266 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-22 10:11:52,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:11:52 BoogieIcfgContainer [2019-10-22 10:11:52,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:11:52,267 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:11:52,268 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:11:52,278 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:11:52,278 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:11:52" (1/1) ... [2019-10-22 10:11:52,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:11:52,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2019-10-22 10:11:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2019-10-22 10:11:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:11:52,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:11:52,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:11:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:11:52,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2019-10-22 10:11:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2019-10-22 10:11:52,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-10-22 10:11:52,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:11:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:11:52,538 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2019-10-22 10:11:52,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:11:52 ImpRootNode [2019-10-22 10:11:52,561 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:11:52,561 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:11:52,562 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:11:52,562 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:11:52,562 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:11:52" (3/4) ... [2019-10-22 10:11:52,565 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:11:52,597 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_936fa2b6-2020-47e2-8121-d5e4d4b3d0ea/bin/ukojak/witness.graphml [2019-10-22 10:11:52,597 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:11:52,599 INFO L168 Benchmark]: Toolchain (without parser) took 1120.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 2.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:52,600 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:52,600 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:52,601 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:52,602 INFO L168 Benchmark]: Boogie Preprocessor took 35.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:52,603 INFO L168 Benchmark]: RCFGBuilder took 418.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:52,603 INFO L168 Benchmark]: CodeCheck took 293.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:11:52,605 INFO L168 Benchmark]: Witness Printer took 36.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:11:52,607 INFO L335 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, 19 locations, 8 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 6 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 15]: array index can be out of bounds array index can be out of bounds We found a FailurePath: [L21] int i, b[100]; [L22] i = 0 [L22] COND TRUE i < 100 [L13] int a[n], i; [L14] i = 0 [L14] COND TRUE i < size + 1 [L15] a[i] * 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 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 418.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * CodeCheck took 293.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Witness Printer took 36.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...