./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/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 10bdb405bd6bca2bddb8b686c44dad291e109402 ................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:55:11,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:55:11,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:55:11,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:55:11,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:55:11,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:55:11,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:55:11,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:55:11,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:55:11,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:55:11,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:55:11,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:55:11,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:55:11,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:55:11,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:55:11,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:55:11,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:55:11,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:55:11,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:55:11,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:55:11,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:55:11,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:55:11,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:55:11,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:55:11,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:55:11,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:55:11,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:55:11,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:55:11,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:55:11,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:55:11,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:55:11,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:55:11,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:55:11,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:55:11,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:55:11,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:55:11,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:55:11,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:55:11,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:55:11,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:55:11,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:55:11,589 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 17:55:11,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:55:11,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:55:11,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:55:11,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:55:11,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:55:11,615 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:55:11,615 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:55:11,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:55:11,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:55:11,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:55:11,616 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:55:11,616 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:55:11,616 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 17:55:11,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:55:11,617 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:55:11,617 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:55:11,617 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:55:11,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:55:11,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:55:11,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:55:11,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:55:11,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:55:11,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:55:11,619 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:55:11,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:55:11,620 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_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2020-12-01 17:55:11,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:55:11,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:55:11,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:55:11,946 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:55:11,952 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:55:11,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2020-12-01 17:55:12,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/data/26b4f1a19/07d65f8638684064ae947df4dc6ac9bf/FLAG66dee3015 [2020-12-01 17:55:12,540 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:55:12,540 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2020-12-01 17:55:12,556 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/data/26b4f1a19/07d65f8638684064ae947df4dc6ac9bf/FLAG66dee3015 [2020-12-01 17:55:12,877 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/data/26b4f1a19/07d65f8638684064ae947df4dc6ac9bf [2020-12-01 17:55:12,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:55:12,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:55:12,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:55:12,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:55:12,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:55:12,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:55:12" (1/1) ... [2020-12-01 17:55:12,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae585a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:12, skipping insertion in model container [2020-12-01 17:55:12,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:55:12" (1/1) ... [2020-12-01 17:55:12,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:55:12,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:55:13,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:55:13,263 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:55:13,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:55:13,368 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:55:13,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13 WrapperNode [2020-12-01 17:55:13,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:55:13,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:55:13,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:55:13,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:55:13,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:55:13,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:55:13,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:55:13,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:55:13,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... [2020-12-01 17:55:13,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:55:13,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:55:13,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:55:13,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:55:13,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:55:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/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 17:55:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:55:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:55:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:55:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:55:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:55:14,006 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:55:14,006 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-01 17:55:14,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:55:14 BoogieIcfgContainer [2020-12-01 17:55:14,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:55:14,010 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:55:14,010 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:55:14,028 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:55:14,029 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:55:14" (1/1) ... [2020-12-01 17:55:14,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:55:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:14,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2020-12-01 17:55:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2020-12-01 17:55:14,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:55:14,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:14,424 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 17:55:14,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:14,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2020-12-01 17:55:14,527 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2020-12-01 17:55:14,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:55:14,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:14,712 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 17:55:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2020-12-01 17:55:15,281 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2020-12-01 17:55:15,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:55:15,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:15,440 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 17:55:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2020-12-01 17:55:15,696 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2020-12-01 17:55:15,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:55:15,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:16,127 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 17:55:17,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:17,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2020-12-01 17:55:17,816 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2020-12-01 17:55:17,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:55:17,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:55:18,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:18,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2020-12-01 17:55:18,584 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2020-12-01 17:55:18,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 17:55:18,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:18,786 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 17:55:20,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2020-12-01 17:55:20,203 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2020-12-01 17:55:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:55:20,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:55:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2020-12-01 17:55:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2020-12-01 17:55:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:55:23,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:55:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2020-12-01 17:55:24,489 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2020-12-01 17:55:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:55:24,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:55:25,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:25,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2020-12-01 17:55:25,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2020-12-01 17:55:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:55:25,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:25,061 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 17:55:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:25,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2020-12-01 17:55:25,903 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2020-12-01 17:55:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 17:55:25,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:55:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:55:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:55:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:55:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2020-12-01 17:55:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2020-12-01 17:55:28,098 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:55:28,099 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2020-12-01 17:55:28,105 INFO L765 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2020-12-01 17:55:28,212 INFO L569 CodeCheckObserver]: Invariant with dag size 6 [2020-12-01 17:55:28,216 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,220 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,221 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 17:55:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,222 INFO L569 CodeCheckObserver]: Invariant with dag size 26 [2020-12-01 17:55:28,223 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,224 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,224 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,224 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,224 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,225 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,225 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:55:28 ImpRootNode [2020-12-01 17:55:28,231 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:55:28,231 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:55:28,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:55:28,232 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:55:28,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:55:14" (3/4) ... [2020-12-01 17:55:28,236 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:55:28,246 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-12-01 17:55:28,246 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 17:55:28,246 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-01 17:55:28,285 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown) [2020-12-01 17:55:28,286 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((unknown-#length-unknown[d] == n && 1 <= unknown-#length-unknown[d]) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && d == 0) || (((((d + n <= unknown-#length-unknown[d] && unknown-#length-unknown[d] <= d + n) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && 1 <= d) && d + 1 <= unknown-#length-unknown[d]) [2020-12-01 17:55:28,286 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-12-01 17:55:28,316 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a3277e07-7ec3-47e6-9f09-78a3ba4c6eb7/bin/ukojak/witness.graphml [2020-12-01 17:55:28,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:55:28,318 INFO L168 Benchmark]: Toolchain (without parser) took 15435.24 ms. Allocated memory was 79.7 MB in the beginning and 209.7 MB in the end (delta: 130.0 MB). Free memory was 47.9 MB in the beginning and 145.7 MB in the end (delta: -97.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:55:28,328 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 51.5 MB in the beginning and 51.5 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:55:28,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.02 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 47.7 MB in the beginning and 66.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:55:28,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.65 ms. Allocated memory is still 98.6 MB. Free memory was 66.0 MB in the beginning and 64.3 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:55:28,329 INFO L168 Benchmark]: Boogie Preprocessor took 29.32 ms. Allocated memory is still 98.6 MB. Free memory was 64.0 MB in the beginning and 62.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:55:28,330 INFO L168 Benchmark]: RCFGBuilder took 558.12 ms. Allocated memory is still 98.6 MB. Free memory was 62.9 MB in the beginning and 64.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:55:28,330 INFO L168 Benchmark]: CodeCheck took 14220.70 ms. Allocated memory was 98.6 MB in the beginning and 209.7 MB in the end (delta: 111.1 MB). Free memory was 64.4 MB in the beginning and 147.8 MB in the end (delta: -83.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:55:28,330 INFO L168 Benchmark]: Witness Printer took 85.08 ms. Allocated memory is still 209.7 MB. Free memory was 147.8 MB in the beginning and 145.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:55:28,333 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, 11 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.0s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4096 SDtfs, 128 SDslu, 4736 SDs, 0 SdLazy, 45142 SolverSat, 18806 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 893 GetRequests, 724 SyntacticMatches, 17 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8015 ImplicationChecksByTransitivity, 12.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 5727 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 24/51 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 - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 515]: Loop Invariant [2020-12-01 17:55:28,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown) - InvariantResult [Line: 523]: Loop Invariant [2020-12-01 17:55:28,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 517]: Loop Invariant [2020-12-01 17:55:28,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 17:55:28,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 17:55:28,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((unknown-#length-unknown[d] == n && 1 <= unknown-#length-unknown[d]) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && d == 0) || (((((d + n <= unknown-#length-unknown[d] && unknown-#length-unknown[d] <= d + n) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && \valid[d] == 1) && 1 <= d) && d + 1 <= unknown-#length-unknown[d]) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 51.5 MB in the beginning and 51.5 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 486.02 ms. Allocated memory was 79.7 MB in the beginning and 98.6 MB in the end (delta: 18.9 MB). Free memory was 47.7 MB in the beginning and 66.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.65 ms. Allocated memory is still 98.6 MB. Free memory was 66.0 MB in the beginning and 64.3 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.32 ms. Allocated memory is still 98.6 MB. Free memory was 64.0 MB in the beginning and 62.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 558.12 ms. Allocated memory is still 98.6 MB. Free memory was 62.9 MB in the beginning and 64.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * CodeCheck took 14220.70 ms. Allocated memory was 98.6 MB in the beginning and 209.7 MB in the end (delta: 111.1 MB). Free memory was 64.4 MB in the beginning and 147.8 MB in the end (delta: -83.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. * Witness Printer took 85.08 ms. Allocated memory is still 209.7 MB. Free memory was 147.8 MB in the beginning and 145.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 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 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 #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 #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 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 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 #length - 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 #length RESULT: Ultimate proved your program to be correct! Received shutdown request...