./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/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 64bit --witnessprinter.graph.data.programhash 76e89a58b9c6f7059fcf416ee7a1666558a3d440 ........................................................................................................................................................................................................................................................................................................................................................................ 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 0.2.0-69874e2 [2020-12-01 18:21:59,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:21:59,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:21:59,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:21:59,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:21:59,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:21:59,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:21:59,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:21:59,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:21:59,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:21:59,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:21:59,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:21:59,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:21:59,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:21:59,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:21:59,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:21:59,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:21:59,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:21:59,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:21:59,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:21:59,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:21:59,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:21:59,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:21:59,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:21:59,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:21:59,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:21:59,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:21:59,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:21:59,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:21:59,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:21:59,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:21:59,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:21:59,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:21:59,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:21:59,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:21:59,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:21:59,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:21:59,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:21:59,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:21:59,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:21:59,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:21:59,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2020-12-01 18:21:59,367 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:21:59,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:21:59,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:21:59,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:21:59,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:21:59,371 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:21:59,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:21:59,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:21:59,372 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:21:59,372 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:21:59,374 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:21:59,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:21:59,374 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:21:59,375 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:21:59,375 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:21:59,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:21:59,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:21:59,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:21:59,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:21:59,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:21:59,377 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:21:59,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:21:59,377 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-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76e89a58b9c6f7059fcf416ee7a1666558a3d440 [2020-12-01 18:21:59,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:21:59,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:21:59,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:21:59,833 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:21:59,834 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:21:59,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c [2020-12-01 18:21:59,924 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/data/a3bfedba9/e97862a324204424947513e9998c8627/FLAG2a6c2ba82 [2020-12-01 18:22:00,523 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:22:00,524 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/sv-benchmarks/c/termination-crafted/NonTermination3-1.c [2020-12-01 18:22:00,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/data/a3bfedba9/e97862a324204424947513e9998c8627/FLAG2a6c2ba82 [2020-12-01 18:22:00,884 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/data/a3bfedba9/e97862a324204424947513e9998c8627 [2020-12-01 18:22:00,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:22:00,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:22:00,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:22:00,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:22:00,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:22:00,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:22:00" (1/1) ... [2020-12-01 18:22:00,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a68b2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:00, skipping insertion in model container [2020-12-01 18:22:00,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:22:00" (1/1) ... [2020-12-01 18:22:00,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:22:00,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:22:01,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:22:01,194 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:22:01,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:22:01,256 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:22:01,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01 WrapperNode [2020-12-01 18:22:01,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:22:01,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:22:01,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:22:01,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:22:01,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:22:01,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:22:01,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:22:01,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:22:01,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:22:01,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:22:01,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:22:01,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:22:01,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:22:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/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 [2020-12-01 18:22:01,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:22:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:22:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:22:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:22:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:22:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:22:01,852 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:22:01,852 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-12-01 18:22:01,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:22:01 BoogieIcfgContainer [2020-12-01 18:22:01,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:22:01,857 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:22:01,857 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:22:01,872 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:22:01,872 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:22:01" (1/1) ... [2020-12-01 18:22:01,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:22:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:01,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2020-12-01 18:22:01,932 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2020-12-01 18:22:01,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 18:22:01,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:02,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2020-12-01 18:22:02,159 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2020-12-01 18:22:02,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 18:22:02,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:02,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:02,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2020-12-01 18:22:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2020-12-01 18:22:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 18:22:02,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:02,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2020-12-01 18:22:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2020-12-01 18:22:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 18:22:02,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:03,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2020-12-01 18:22:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2020-12-01 18:22:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:22:03,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:22:03,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:03,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2020-12-01 18:22:03,909 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2020-12-01 18:22:03,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:22:03,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:22:04,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:04,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2020-12-01 18:22:04,871 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2020-12-01 18:22:04,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:22:04,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:22:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:05,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2020-12-01 18:22:05,030 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2020-12-01 18:22:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:22:05,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:05,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2020-12-01 18:22:05,642 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2020-12-01 18:22:05,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:22:05,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:06,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2020-12-01 18:22:06,193 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2020-12-01 18:22:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 18:22:06,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:06,282 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:06,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:06,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2020-12-01 18:22:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2020-12-01 18:22:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:22:06,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:06,872 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2020-12-01 18:22:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2020-12-01 18:22:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:22:07,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:08,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2020-12-01 18:22:08,080 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2020-12-01 18:22:08,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:22:08,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:08,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2020-12-01 18:22:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2020-12-01 18:22:08,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:22:08,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:08,861 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2020-12-01 18:22:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2020-12-01 18:22:09,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:22:09,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:22:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:10,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2020-12-01 18:22:10,065 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2020-12-01 18:22:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:22:10,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-12-01 18:22:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2020-12-01 18:22:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2020-12-01 18:22:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:22:15,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:22:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-12-01 18:22:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:22:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2020-12-01 18:22:15,422 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2020-12-01 18:22:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:22:15,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:22:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:22:15,452 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:22:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:22:15,486 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:22:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:22:15,585 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:22:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:22:15,647 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:22:15,863 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 18 iterations. [2020-12-01 18:22:15,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:22:15 ImpRootNode [2020-12-01 18:22:15,907 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:22:15,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:22:15,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:22:15,908 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:22:15,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:22:01" (3/4) ... [2020-12-01 18:22:15,911 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 18:22:15,977 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a4160007-2570-4ea2-9f75-7a624c5511bf/bin/ukojak/witness.graphml [2020-12-01 18:22:15,977 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:22:15,979 INFO L168 Benchmark]: Toolchain (without parser) took 15085.20 ms. Allocated memory was 115.3 MB in the beginning and 243.3 MB in the end (delta: 127.9 MB). Free memory was 84.6 MB in the beginning and 142.5 MB in the end (delta: -57.9 MB). Peak memory consumption was 69.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:15,980 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 77.6 MB. Free memory was 38.0 MB in the beginning and 37.9 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:22:15,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.75 ms. Allocated memory is still 115.3 MB. Free memory was 84.6 MB in the beginning and 93.3 MB in the end (delta: -8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:15,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.12 ms. Allocated memory is still 115.3 MB. Free memory was 93.3 MB in the beginning and 92.0 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:22:15,982 INFO L168 Benchmark]: Boogie Preprocessor took 62.93 ms. Allocated memory is still 115.3 MB. Free memory was 92.0 MB in the beginning and 90.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:15,983 INFO L168 Benchmark]: RCFGBuilder took 482.00 ms. Allocated memory is still 115.3 MB. Free memory was 90.8 MB in the beginning and 74.4 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:15,984 INFO L168 Benchmark]: CodeCheck took 14050.90 ms. Allocated memory was 115.3 MB in the beginning and 243.3 MB in the end (delta: 127.9 MB). Free memory was 74.4 MB in the beginning and 144.6 MB in the end (delta: -70.1 MB). Peak memory consumption was 58.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:15,984 INFO L168 Benchmark]: Witness Printer took 69.38 ms. Allocated memory is still 243.3 MB. Free memory was 144.6 MB in the beginning and 142.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:22:15,988 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, 18 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 13.9s, OverallIterations: 18, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 318464 SDtfs, 477290 SDslu, 180224 SDs, 0 SdLazy, 1728924 SolverSat, 729178 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1794 GetRequests, 1535 SyntacticMatches, 83 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11935 ImplicationChecksByTransitivity, 11.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 227 ConstructedInterpolants, 0 QuantifiedInterpolants, 20214 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 214/504 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: 20]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L10] int i = __VERIFIER_nondet_int(); [L11] int a[10]; [L13] int n = 0; [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND TRUE n < 10 [L14] a[n] = __VERIFIER_nondet_int() [L13] ++n [L13] COND FALSE !(n < 10) [L17] 0 <= i && i < 10 && a[i] >= 0 [L17] EXPR a[i] [L17] 0 <= i && i < 10 && a[i] >= 0 [L17] COND TRUE 0 <= i && i < 10 && a[i] >= 0 [L18] i = __VERIFIER_nondet_int() [L20] a[i] = 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 77.6 MB. Free memory was 38.0 MB in the beginning and 37.9 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 358.75 ms. Allocated memory is still 115.3 MB. Free memory was 84.6 MB in the beginning and 93.3 MB in the end (delta: -8.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 47.12 ms. Allocated memory is still 115.3 MB. Free memory was 93.3 MB in the beginning and 92.0 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.93 ms. Allocated memory is still 115.3 MB. Free memory was 92.0 MB in the beginning and 90.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 482.00 ms. Allocated memory is still 115.3 MB. Free memory was 90.8 MB in the beginning and 74.4 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 14050.90 ms. Allocated memory was 115.3 MB in the beginning and 243.3 MB in the end (delta: 127.9 MB). Free memory was 74.4 MB in the beginning and 144.6 MB in the end (delta: -70.1 MB). Peak memory consumption was 58.2 MB. Max. memory is 16.1 GB. * Witness Printer took 69.38 ms. Allocated memory is still 243.3 MB. Free memory was 144.6 MB in the beginning and 142.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...