./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/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 6e3c5ff68acf947cb006ebbabdce00a2ebd40498 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 09:49:16,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 09:49:16,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 09:49:16,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 09:49:16,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 09:49:16,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 09:49:16,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 09:49:16,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 09:49:16,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 09:49:16,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 09:49:16,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 09:49:16,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 09:49:16,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 09:49:16,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 09:49:16,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 09:49:16,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 09:49:16,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 09:49:16,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 09:49:16,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 09:49:16,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 09:49:16,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 09:49:16,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 09:49:16,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 09:49:16,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 09:49:16,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 09:49:16,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 09:49:16,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 09:49:16,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 09:49:16,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 09:49:16,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 09:49:16,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 09:49:16,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 09:49:16,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 09:49:16,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 09:49:16,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 09:49:16,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 09:49:16,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 09:49:16,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 09:49:16,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 09:49:16,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 09:49:16,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 09:49:16,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2019-12-01 09:49:16,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 09:49:16,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 09:49:16,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 09:49:16,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 09:49:16,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 09:49:16,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 09:49:16,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-01 09:49:16,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 09:49:16,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 09:49:16,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 09:49:16,840 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-01 09:49:16,841 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-01 09:49:16,841 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-01 09:49:16,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 09:49:16,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 09:49:16,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 09:49:16,841 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 09:49:16,841 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 09:49:16,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 09:49:16,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 09:49:16,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 09:49:16,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 09:49:16,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 09:49:16,842 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 09:49:16,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 09:49:16,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/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 -> 6e3c5ff68acf947cb006ebbabdce00a2ebd40498 [2019-12-01 09:49:16,940 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 09:49:16,950 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 09:49:16,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 09:49:16,955 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 09:49:16,955 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 09:49:16,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i [2019-12-01 09:49:17,000 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/data/f75bd9efe/901f53d99ef4444e91fa662dc5182123/FLAGd706a7f6c [2019-12-01 09:49:17,451 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 09:49:17,451 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/sv-benchmarks/c/ldv-memsafety/memleaks_test6.i [2019-12-01 09:49:17,461 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/data/f75bd9efe/901f53d99ef4444e91fa662dc5182123/FLAGd706a7f6c [2019-12-01 09:49:17,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/data/f75bd9efe/901f53d99ef4444e91fa662dc5182123 [2019-12-01 09:49:17,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 09:49:17,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 09:49:17,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 09:49:17,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 09:49:17,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 09:49:17,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e739d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17, skipping insertion in model container [2019-12-01 09:49:17,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 09:49:17,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 09:49:17,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:49:17,776 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 09:49:17,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:49:17,866 INFO L208 MainTranslator]: Completed translation [2019-12-01 09:49:17,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17 WrapperNode [2019-12-01 09:49:17,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 09:49:17,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 09:49:17,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 09:49:17,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 09:49:17,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 09:49:17,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 09:49:17,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 09:49:17,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 09:49:17,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... [2019-12-01 09:49:17,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 09:49:17,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 09:49:17,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 09:49:17,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 09:49:17,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:49:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 09:49:17,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-01 09:49:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 09:49:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 09:49:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 09:49:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 09:49:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-01 09:49:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 09:49:17,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 09:49:18,209 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 09:49:18,209 INFO L287 CfgBuilder]: Removed 16 assume(true) statements. [2019-12-01 09:49:18,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:49:18 BoogieIcfgContainer [2019-12-01 09:49:18,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 09:49:18,211 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 09:49:18,211 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 09:49:18,218 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 09:49:18,218 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:49:18" (1/1) ... [2019-12-01 09:49:18,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 09:49:18,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:18,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2019-12-01 09:49:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2019-12-01 09:49:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-01 09:49:18,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:18,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2019-12-01 09:49:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2019-12-01 09:49:18,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 09:49:18,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:18,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:18,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2019-12-01 09:49:18,422 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2019-12-01 09:49:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 09:49:18,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:18,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:18,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2019-12-01 09:49:18,595 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2019-12-01 09:49:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 09:49:18,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:18,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2019-12-01 09:49:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2019-12-01 09:49:18,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 09:49:18,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:18,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:19,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:19,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2019-12-01 09:49:19,485 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2019-12-01 09:49:19,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 09:49:19,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:19,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2019-12-01 09:49:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2019-12-01 09:49:19,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 09:49:19,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2019-12-01 09:49:20,456 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2019-12-01 09:49:20,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-01 09:49:20,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:20,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:21,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2019-12-01 09:49:21,385 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2019-12-01 09:49:21,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-01 09:49:21,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2019-12-01 09:49:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2019-12-01 09:49:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-01 09:49:23,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:23,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:23,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2019-12-01 09:49:23,203 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2019-12-01 09:49:23,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-01 09:49:23,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:23,906 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-12-01 09:49:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:26,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2019-12-01 09:49:26,248 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2019-12-01 09:49:26,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-01 09:49:26,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:26,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:27,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:27,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2019-12-01 09:49:27,122 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2019-12-01 09:49:27,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 09:49:27,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:27,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 39 states and 54 transitions. [2019-12-01 09:49:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2019-12-01 09:49:27,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 09:49:27,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:27,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:28,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2019-12-01 09:49:28,065 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2019-12-01 09:49:28,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 09:49:28,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:29,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2019-12-01 09:49:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2019-12-01 09:49:29,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-01 09:49:29,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:29,864 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-12-01 09:49:30,584 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 28 [2019-12-01 09:49:35,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2019-12-01 09:49:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2019-12-01 09:49:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 09:49:35,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:37,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2019-12-01 09:49:37,267 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2019-12-01 09:49:37,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 09:49:37,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:37,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:37,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2019-12-01 09:49:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2019-12-01 09:49:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 09:49:37,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:38,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2019-12-01 09:49:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2019-12-01 09:49:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-01 09:49:40,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:41,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:42,459 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2019-12-01 09:49:46,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:46,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2019-12-01 09:49:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2019-12-01 09:49:46,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 09:49:46,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:47,383 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-12-01 09:49:52,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2019-12-01 09:49:52,369 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2019-12-01 09:49:52,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 09:49:52,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:49:55,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:49:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2019-12-01 09:49:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2019-12-01 09:49:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 09:49:55,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:49:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:49:56,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:00,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2019-12-01 09:50:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2019-12-01 09:50:00,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 09:50:00,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:00,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:00,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:00,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2019-12-01 09:50:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2019-12-01 09:50:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 09:50:00,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:00,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:01,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2019-12-01 09:50:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2019-12-01 09:50:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-01 09:50:01,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:07,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 50 states and 65 transitions. [2019-12-01 09:50:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2019-12-01 09:50:07,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 09:50:07,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:09,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2019-12-01 09:50:09,079 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2019-12-01 09:50:09,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 09:50:09,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:09,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:12,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:12,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2019-12-01 09:50:12,218 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2019-12-01 09:50:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 09:50:12,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:12,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:12,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2019-12-01 09:50:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2019-12-01 09:50:12,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-01 09:50:12,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:22,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2019-12-01 09:50:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2019-12-01 09:50:22,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 09:50:22,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:33,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2019-12-01 09:50:33,527 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2019-12-01 09:50:33,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 09:50:33,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:40,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2019-12-01 09:50:40,165 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-12-01 09:50:40,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 09:50:40,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:41,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:45,415 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2019-12-01 09:50:45,976 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-12-01 09:50:51,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:51,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2019-12-01 09:50:51,793 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2019-12-01 09:50:51,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 09:50:51,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 09:50:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 09:50:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 09:50:54,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 09:50:54,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2019-12-01 09:50:54,045 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2019-12-01 09:50:54,046 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 09:50:54,046 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 35 iterations. [2019-12-01 09:50:54,066 INFO L765 CodeCheckObserver]: All specifications hold 13 specifications checked. All of them hold [2019-12-01 09:50:54,404 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-12-01 09:50:54,585 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-12-01 09:50:54,637 INFO L569 CodeCheckObserver]: Invariant with dag size 36 [2019-12-01 09:50:54,642 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,644 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,644 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,647 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,650 INFO L569 CodeCheckObserver]: Invariant with dag size 39 [2019-12-01 09:50:54,651 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,652 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,652 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,652 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,658 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,658 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,660 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,662 INFO L569 CodeCheckObserver]: Invariant with dag size 50 [2019-12-01 09:50:54,663 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,665 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,666 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 09:50:54,666 INFO L569 CodeCheckObserver]: Invariant with dag size 37 [2019-12-01 09:50:54,667 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,668 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 09:50:54 ImpRootNode [2019-12-01 09:50:54,670 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 09:50:54,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 09:50:54,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 09:50:54,670 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 09:50:54,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 09:49:18" (3/4) ... [2019-12-01 09:50:54,672 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 09:50:54,679 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-12-01 09:50:54,680 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 09:50:54,680 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 09:50:54,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((a == a6 && 3 <= ret) && 1 == \valid[a6]) && (!(0 == p) || \old(unknown-main_\old_#valid-unknown) == \valid)) && p == 0) && ((0 == \old(unknown-main_\old_#valid-unknown)[p] && \old(unknown-main_\old_#valid-unknown) == \valid[p := \old(unknown-main_\old_#valid-unknown)[p]]) || 0 == p)) && a6 <= 0) && 4 == unknown-#length-unknown[a6]) && (p + 1 <= unknown-#StackHeapBarrier-unknown || 0 == p)) && (1 == \valid[p] || 0 == p)) && #memory_$Pointer$[a6][a6] == 0) && (1 == \valid[p := 0][a6] || 0 == p)) && a == a6) && 0 <= a6 [2019-12-01 09:50:54,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == \valid[a6] && a6 <= 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && !(0 == \result)) && 4 == unknown-#length-unknown[a6]) && 0 <= a6) || ((((((((((#memory_$Pointer$[a6][a6] + 1 <= unknown-#StackHeapBarrier-unknown && \valid[#memory_$Pointer$[a6][a6] := \old(unknown-main_\old_#valid-unknown)[#memory_$Pointer$[a6][a6]]] == \old(unknown-main_\old_#valid-unknown)) && 1 == \valid[a6]) && \old(unknown-main_\old_#valid-unknown)[#memory_$Pointer$[a6][a6]] == 0) && #memory_$Pointer$[a6][a6] == 0) && a6 <= 0) && \valid[#memory_$Pointer$[a6][a6]] == 1) && !(#memory_$Pointer$[a6][a6] == a6)) && 0 == \result) && 4 == unknown-#length-unknown[a6]) && 0 <= a6) [2019-12-01 09:50:54,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((unknown-#length-unknown[a] == 4 && a == a6) && 0 <= a) && 0 == \old(unknown-main_\old_#valid-unknown)[p]) && 1 == \valid[p]) && a <= 0) && p + 1 <= unknown-#StackHeapBarrier-unknown) && #memory_$Pointer$[a6][a6] == 0) && p == 0) && a == a6) && 1 == \valid[p := 0][a6]) && \old(unknown-main_\old_#valid-unknown) == \valid[p := \old(unknown-main_\old_#valid-unknown)[p]] [2019-12-01 09:50:54,698 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 == \valid[p] || 0 == p) && 0 == \old(unknown-main_\old_#valid-unknown)[p]) && p + 1 <= unknown-#StackHeapBarrier-unknown) && #memory_$Pointer$[a6][a6] == 0) && p == 0) && a6 <= 0) && 1 == \valid[p := 0][a6]) && ret + 1 <= 0) && \old(unknown-main_\old_#valid-unknown) == \valid[p := \old(unknown-main_\old_#valid-unknown)[p]]) && 4 == unknown-#length-unknown[a6]) && 0 <= a6 [2019-12-01 09:50:54,718 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f26bdbfd-d28e-454b-a8d5-5c768d6ac94b/bin/ukojak/witness.graphml [2019-12-01 09:50:54,718 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 09:50:54,719 INFO L168 Benchmark]: Toolchain (without parser) took 97247.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 942.4 MB in the beginning and 883.9 MB in the end (delta: 58.5 MB). Peak memory consumption was 185.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:50:54,719 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:50:54,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -119.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:50:54,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:50:54,720 INFO L168 Benchmark]: Boogie Preprocessor took 19.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:50:54,720 INFO L168 Benchmark]: RCFGBuilder took 287.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. [2019-12-01 09:50:54,720 INFO L168 Benchmark]: CodeCheck took 96458.91 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 892.4 MB in the end (delta: 130.5 MB). Peak memory consumption was 157.7 MB. Max. memory is 11.5 GB. [2019-12-01 09:50:54,721 INFO L168 Benchmark]: Witness Printer took 48.54 ms. Allocated memory is still 1.2 GB. Free memory was 892.4 MB in the beginning and 883.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:50:54,722 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 30 locations, 13 error locations. Result: SAFE, OverallTime: 95.8s, OverallIterations: 35, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1744830464 SDtfs, 232508520 SDslu, -668868436 SDs, 0 SdLazy, 964355172 SolverSat, 1849764064 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2952 GetRequests, 2349 SyntacticMatches, 65 SemanticMatches, 538 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146507 ImplicationChecksByTransitivity, 93.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.4s InterpolantComputationTime, 286 NumberOfCodeBlocks, 286 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 24219 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 34 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 774]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 781]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 789]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 774]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 781]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 789]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 781]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 791]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 777]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 777]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 777]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 781]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 781]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold - InvariantResult [Line: 769]: Loop Invariant [2019-12-01 09:50:54,723 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,724 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,724 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,724 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,724 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,724 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,724 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,725 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,725 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,725 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,725 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,726 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,726 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,726 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: ((((((((((unknown-#length-unknown[a] == 4 && a == a6) && 0 <= a) && 0 == \old(unknown-main_\old_#valid-unknown)[p]) && 1 == \valid[p]) && a <= 0) && p + 1 <= unknown-#StackHeapBarrier-unknown) && #memory_$Pointer$[a6][a6] == 0) && p == 0) && a == a6) && 1 == \valid[p := 0][a6]) && \old(unknown-main_\old_#valid-unknown) == \valid[p := \old(unknown-main_\old_#valid-unknown)[p]] - InvariantResult [Line: 763]: Loop Invariant [2019-12-01 09:50:54,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,726 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,727 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,727 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,727 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,727 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,727 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,727 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,728 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,729 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,729 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,729 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,729 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,729 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,729 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-12-01 09:50:54,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,730 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: (((((1 == \valid[a6] && a6 <= 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && !(0 == \result)) && 4 == unknown-#length-unknown[a6]) && 0 <= a6) || ((((((((((#memory_$Pointer$[a6][a6] + 1 <= unknown-#StackHeapBarrier-unknown && \valid[#memory_$Pointer$[a6][a6] := \old(unknown-main_\old_#valid-unknown)[#memory_$Pointer$[a6][a6]]] == \old(unknown-main_\old_#valid-unknown)) && 1 == \valid[a6]) && \old(unknown-main_\old_#valid-unknown)[#memory_$Pointer$[a6][a6]] == 0) && #memory_$Pointer$[a6][a6] == 0) && a6 <= 0) && \valid[#memory_$Pointer$[a6][a6]] == 1) && !(#memory_$Pointer$[a6][a6] == a6)) && 0 == \result) && 4 == unknown-#length-unknown[a6]) && 0 <= a6) - InvariantResult [Line: 766]: Loop Invariant [2019-12-01 09:50:54,732 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,734 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,735 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,736 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,736 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((((((a == a6 && 3 <= ret) && 1 == \valid[a6]) && (!(0 == p) || \old(unknown-main_\old_#valid-unknown) == \valid)) && p == 0) && ((0 == \old(unknown-main_\old_#valid-unknown)[p] && \old(unknown-main_\old_#valid-unknown) == \valid[p := \old(unknown-main_\old_#valid-unknown)[p]]) || 0 == p)) && a6 <= 0) && 4 == unknown-#length-unknown[a6]) && (p + 1 <= unknown-#StackHeapBarrier-unknown || 0 == p)) && (1 == \valid[p] || 0 == p)) && #memory_$Pointer$[a6][a6] == 0) && (1 == \valid[p := 0][a6] || 0 == p)) && a == a6) && 0 <= a6 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant [2019-12-01 09:50:54,736 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,737 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,737 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,737 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,737 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,737 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,737 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-12-01 09:50:54,738 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-12-01 09:50:54,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable #StackHeapBarrier [2019-12-01 09:50:54,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-12-01 09:50:54,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2019-12-01 09:50:54,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((((((1 == \valid[p] || 0 == p) && 0 == \old(unknown-main_\old_#valid-unknown)[p]) && p + 1 <= unknown-#StackHeapBarrier-unknown) && #memory_$Pointer$[a6][a6] == 0) && p == 0) && a6 <= 0) && 1 == \valid[p := 0][a6]) && ret + 1 <= 0) && \old(unknown-main_\old_#valid-unknown) == \valid[p := \old(unknown-main_\old_#valid-unknown)[p]]) && 4 == unknown-#length-unknown[a6]) && 0 <= a6 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 394.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -119.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.63 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 287.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. * CodeCheck took 96458.91 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 27.3 MB). Free memory was 1.0 GB in the beginning and 892.4 MB in the end (delta: 130.5 MB). Peak memory consumption was 157.7 MB. Max. memory is 11.5 GB. * Witness Printer took 48.54 ms. Allocated memory is still 1.2 GB. Free memory was 892.4 MB in the beginning and 883.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #StackHeapBarrier - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...