./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memset2_true-valid-memsafety_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memset2_true-valid-memsafety_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89c40e0e226fdcfbda8631272bf2c238348d58a6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:19:27,423 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:19:27,424 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:19:27,433 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:19:27,433 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:19:27,434 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:19:27,435 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:19:27,436 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:19:27,437 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:19:27,438 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:19:27,438 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:19:27,439 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:19:27,439 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:19:27,440 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:19:27,441 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:19:27,441 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:19:27,442 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:19:27,443 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:19:27,445 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:19:27,446 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:19:27,446 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:19:27,447 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:19:27,449 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:19:27,449 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:19:27,449 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:19:27,450 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:19:27,450 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:19:27,451 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:19:27,452 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:19:27,452 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:19:27,453 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:19:27,453 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:19:27,453 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:19:27,453 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:19:27,454 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:19:27,454 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:19:27,455 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-11-10 07:19:27,465 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:19:27,465 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:19:27,466 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:19:27,466 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:19:27,467 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:19:27,467 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:19:27,467 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 07:19:27,467 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:19:27,467 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:19:27,467 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:19:27,468 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-10 07:19:27,468 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-10 07:19:27,468 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-10 07:19:27,468 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:19:27,468 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:19:27,468 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:19:27,468 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:19:27,469 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:19:27,469 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:19:27,469 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:19:27,469 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:19:27,469 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:19:27,469 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:19:27,470 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:19:27,470 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89c40e0e226fdcfbda8631272bf2c238348d58a6 [2018-11-10 07:19:27,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:19:27,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:19:27,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:19:27,507 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:19:27,508 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:19:27,508 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/../../sv-benchmarks/c/ldv-memsafety/memset2_true-valid-memsafety_true-termination.c [2018-11-10 07:19:27,550 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/data/36a8770e9/2bb7ed84111f4e3381bace40bd646822/FLAGf106deddd [2018-11-10 07:19:27,883 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:19:27,883 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/sv-benchmarks/c/ldv-memsafety/memset2_true-valid-memsafety_true-termination.c [2018-11-10 07:19:27,887 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/data/36a8770e9/2bb7ed84111f4e3381bace40bd646822/FLAGf106deddd [2018-11-10 07:19:27,897 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/data/36a8770e9/2bb7ed84111f4e3381bace40bd646822 [2018-11-10 07:19:27,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:19:27,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:19:27,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:19:27,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:19:27,903 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:19:27,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:19:27" (1/1) ... [2018-11-10 07:19:27,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@177ef697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:27, skipping insertion in model container [2018-11-10 07:19:27,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:19:27" (1/1) ... [2018-11-10 07:19:27,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:19:27,923 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:19:28,016 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:19:28,021 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:19:28,031 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:19:28,039 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:19:28,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28 WrapperNode [2018-11-10 07:19:28,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:19:28,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:19:28,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:19:28,041 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:19:28,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:19:28,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:19:28,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:19:28,062 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:19:28,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:19:28,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:19:28,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:19:28,073 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:19:28,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:19:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:19:28,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:19:28,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:19:28,272 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:19:28,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:19:28 BoogieIcfgContainer [2018-11-10 07:19:28,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:19:28,273 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:19:28,273 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:19:28,279 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:19:28,280 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:19:28" (1/1) ... [2018-11-10 07:19:28,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:19:28,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:28,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-11-10 07:19:28,311 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-11-10 07:19:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-11-10 07:19:28,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:28,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:28,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2018-11-10 07:19:28,428 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2018-11-10 07:19:28,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 07:19:28,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:28,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:28,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-11-10 07:19:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-11-10 07:19:28,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-10 07:19:28,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:28,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:28,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-10 07:19:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-10 07:19:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-10 07:19:28,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:28,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:28,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-10 07:19:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-10 07:19:28,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 07:19:28,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-11-10 07:19:29,016 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-11-10 07:19:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:19:29,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-11-10 07:19:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-11-10 07:19:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:19:29,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,137 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2018-11-10 07:19:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2018-11-10 07:19:29,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 07:19:29,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-11-10 07:19:29,295 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-11-10 07:19:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 07:19:29,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2018-11-10 07:19:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2018-11-10 07:19:29,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 07:19:29,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-11-10 07:19:29,524 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-11-10 07:19:29,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 07:19:29,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2018-11-10 07:19:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2018-11-10 07:19:29,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 07:19:29,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,674 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-11-10 07:19:29,758 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-11-10 07:19:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 07:19:29,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:29,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:29,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2018-11-10 07:19:29,897 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-11-10 07:19:29,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 07:19:29,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:29,946 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:30,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2018-11-10 07:19:30,018 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2018-11-10 07:19:30,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 07:19:30,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:30,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:30,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2018-11-10 07:19:30,164 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2018-11-10 07:19:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 07:19:30,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:30,206 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:30,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:30,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2018-11-10 07:19:30,284 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2018-11-10 07:19:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 07:19:30,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:30,338 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-11-10 07:19:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-11-10 07:19:30,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 07:19:30,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2018-11-10 07:19:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2018-11-10 07:19:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 07:19:30,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2018-11-10 07:19:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2018-11-10 07:19:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:19:30,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2018-11-10 07:19:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2018-11-10 07:19:30,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 07:19:30,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:31,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:31,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2018-11-10 07:19:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2018-11-10 07:19:31,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-10 07:19:31,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:31,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:31,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2018-11-10 07:19:31,325 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2018-11-10 07:19:31,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 07:19:31,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:31,388 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:31,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:31,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2018-11-10 07:19:31,526 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2018-11-10 07:19:31,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:19:31,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:31,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:31,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2018-11-10 07:19:31,748 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2018-11-10 07:19:31,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 07:19:31,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:31,828 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:31,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2018-11-10 07:19:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2018-11-10 07:19:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:19:31,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:32,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:32,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2018-11-10 07:19:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2018-11-10 07:19:32,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 07:19:32,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:32,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2018-11-10 07:19:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2018-11-10 07:19:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 07:19:32,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:32,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:32,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2018-11-10 07:19:32,571 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2018-11-10 07:19:32,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:19:32,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:32,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:32,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2018-11-10 07:19:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2018-11-10 07:19:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 07:19:32,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:32,831 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:32,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2018-11-10 07:19:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-11-10 07:19:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 07:19:32,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:32,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:33,023 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2018-11-10 07:19:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2018-11-10 07:19:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 07:19:33,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:33,226 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:33,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2018-11-10 07:19:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2018-11-10 07:19:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 07:19:33,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:33,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2018-11-10 07:19:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2018-11-10 07:19:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 07:19:33,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:33,621 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:33,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:33,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2018-11-10 07:19:33,735 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2018-11-10 07:19:33,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 07:19:33,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:33,820 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 40 states and 42 transitions. [2018-11-10 07:19:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2018-11-10 07:19:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 07:19:34,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:34,086 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:34,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:34,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2018-11-10 07:19:34,229 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2018-11-10 07:19:34,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 07:19:34,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2018-11-10 07:19:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2018-11-10 07:19:34,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 07:19:34,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:34,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:34,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2018-11-10 07:19:34,625 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2018-11-10 07:19:34,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 07:19:34,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:34,697 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:34,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2018-11-10 07:19:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-11-10 07:19:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 07:19:34,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2018-11-10 07:19:35,103 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2018-11-10 07:19:35,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 07:19:35,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:35,201 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:35,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2018-11-10 07:19:35,361 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2018-11-10 07:19:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 07:19:35,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:35,454 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:19:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-11-10 07:19:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-11-10 07:19:35,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 07:19:35,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:19:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:19:35,814 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2018-11-10 07:19:43,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:19:43,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-11-10 07:19:43,910 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-11-10 07:19:43,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:19:43,910 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2018-11-10 07:19:43,918 INFO L778 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2018-11-10 07:19:43,987 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-11-10 07:19:43,990 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-10 07:19:43,994 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-10 07:19:43,994 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:19:43,994 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-10 07:19:43,994 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-10 07:19:43,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:19:43 ImpRootNode [2018-11-10 07:19:43,995 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:19:43,995 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:19:43,995 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:19:43,995 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:19:43,996 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:19:28" (3/4) ... [2018-11-10 07:19:44,000 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:19:44,008 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-10 07:19:44,008 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 07:19:44,008 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 07:19:44,008 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 07:19:44,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid[cstats := 0] [2018-11-10 07:19:44,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-11-10 07:19:44,034 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_785bcad0-2094-48d6-9f51-cdb1da1cf375/bin-2019/ukojak/witness.graphml [2018-11-10 07:19:44,034 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:19:44,035 INFO L168 Benchmark]: Toolchain (without parser) took 16135.28 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 498.6 MB). Free memory was 960.2 MB in the beginning and 1.2 GB in the end (delta: -251.0 MB). Peak memory consumption was 247.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:44,036 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:19:44,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 139.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:44,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.81 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 948.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:44,037 INFO L168 Benchmark]: Boogie Preprocessor took 10.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:44,038 INFO L168 Benchmark]: RCFGBuilder took 200.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:44,038 INFO L168 Benchmark]: CodeCheck took 15721.89 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 346.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -79.4 MB). Peak memory consumption was 266.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:19:44,039 INFO L168 Benchmark]: Witness Printer took 39.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 334.2 kB). Peak memory consumption was 334.2 kB. Max. memory is 11.5 GB. [2018-11-10 07:19:44,041 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 12 locations, 3 error locations. SAFE Result, 15.6s OverallTime, 44 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 8 SDslu, 0 SDs, 0 SdLazy, 650 SolverSat, 166 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10846 GetRequests, 9636 SyntacticMatches, 858 SemanticMatches, 352 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51854 ImplicationChecksByTransitivity, 13.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1030 NumberOfCodeBlocks, 1030 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 987 ConstructedInterpolants, 0 QuantifiedInterpolants, 142985 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 4 PerfectInterpolantSequences, 820/11480 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 20]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant [2018-11-10 07:19:44,042 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-10 07:19:44,042 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid[cstats := 0] - InvariantResult [Line: 20]: Loop Invariant [2018-11-10 07:19:44,042 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-11-10 07:19:44,042 WARN L1239 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 139.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.81 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 948.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 200.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * CodeCheck took 15721.89 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 346.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -79.4 MB). Peak memory consumption was 266.6 MB. Max. memory is 11.5 GB. * Witness Printer took 39.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 334.2 kB). Peak memory consumption was 334.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable 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 main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid RESULT: Ultimate proved your program to be correct! Received shutdown request...