./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2_false-valid-memtrack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2_false-valid-memtrack.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1716b0662fdfdd5d416ef3c9279c0106e1319341 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2_false-valid-memtrack.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1716b0662fdfdd5d416ef3c9279c0106e1319341 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:14:30,032 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:14:30,033 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:14:30,039 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:14:30,039 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:14:30,039 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:14:30,040 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:14:30,041 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:14:30,042 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:14:30,042 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:14:30,043 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:14:30,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:14:30,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:14:30,044 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:14:30,045 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:14:30,045 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:14:30,045 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:14:30,046 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:14:30,047 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:14:30,048 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:14:30,049 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:14:30,049 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:14:30,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:14:30,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:14:30,051 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:14:30,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:14:30,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:14:30,052 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:14:30,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:14:30,053 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:14:30,054 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:14:30,054 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:14:30,054 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:14:30,054 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:14:30,055 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:14:30,055 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:14:30,055 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-02 17:14:30,062 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:14:30,062 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:14:30,063 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:14:30,063 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:14:30,063 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:14:30,063 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:14:30,064 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:14:30,065 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:14:30,065 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 17:14:30,065 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 17:14:30,065 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:14:30,065 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:14:30,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:14:30,065 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:14:30,065 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:14:30,066 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 17:14:30,066 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:14:30,066 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1716b0662fdfdd5d416ef3c9279c0106e1319341 [2018-12-02 17:14:30,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:14:30,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:14:30,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:14:30,092 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:14:30,092 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:14:30,092 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2_false-valid-memtrack.i [2018-12-02 17:14:30,126 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/085eba38b/8351f4c26c8e4e51a63f1ca2d54b79bf/FLAG188deaa50 [2018-12-02 17:14:30,628 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:14:30,628 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/sv-benchmarks/c/ldv-memsafety/memleaks_test13_2_false-valid-memtrack.i [2018-12-02 17:14:30,635 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/085eba38b/8351f4c26c8e4e51a63f1ca2d54b79bf/FLAG188deaa50 [2018-12-02 17:14:31,110 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/085eba38b/8351f4c26c8e4e51a63f1ca2d54b79bf [2018-12-02 17:14:31,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:14:31,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:14:31,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:14:31,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:14:31,115 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:14:31,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75090e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31, skipping insertion in model container [2018-12-02 17:14:31,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:14:31,149 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:14:31,390 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:14:31,402 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:14:31,436 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:14:31,480 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:14:31,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31 WrapperNode [2018-12-02 17:14:31,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:14:31,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:14:31,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:14:31,481 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:14:31,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:14:31,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:14:31,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:14:31,512 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:14:31,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:14:31,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:14:31,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:14:31,528 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:14:31,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:14:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:14:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 17:14:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 17:14:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 17:14:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 17:14:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:14:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:14:31,843 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:14:31,843 INFO L280 CfgBuilder]: Removed 23 assue(true) statements. [2018-12-02 17:14:31,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:14:31 BoogieIcfgContainer [2018-12-02 17:14:31,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:14:31,844 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 17:14:31,844 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 17:14:31,853 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 17:14:31,854 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:14:31" (1/1) ... [2018-12-02 17:14:31,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:14:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:31,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-12-02 17:14:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-12-02 17:14:31,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 17:14:31,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:32,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-12-02 17:14:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-12-02 17:14:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 17:14:32,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:32,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:32,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:32,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-12-02 17:14:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-12-02 17:14:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 17:14:32,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2018-12-02 17:14:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2018-12-02 17:14:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 17:14:32,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:32,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2018-12-02 17:14:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2018-12-02 17:14:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 17:14:32,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:32,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:33,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:33,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2018-12-02 17:14:33,058 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2018-12-02 17:14:33,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 17:14:33,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:33,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:33,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2018-12-02 17:14:33,778 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-12-02 17:14:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 17:14:33,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:33,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:33,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:33,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2018-12-02 17:14:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2018-12-02 17:14:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 17:14:33,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:34,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2018-12-02 17:14:34,893 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2018-12-02 17:14:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 17:14:34,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:35,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:36,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2018-12-02 17:14:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2018-12-02 17:14:36,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 17:14:36,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2018-12-02 17:14:39,567 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2018-12-02 17:14:39,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 17:14:39,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2018-12-02 17:14:39,630 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2018-12-02 17:14:39,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 17:14:39,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:40,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2018-12-02 17:14:40,697 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2018-12-02 17:14:40,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 17:14:40,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2018-12-02 17:14:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2018-12-02 17:14:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 17:14:41,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:41,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:42,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2018-12-02 17:14:42,098 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2018-12-02 17:14:42,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 17:14:42,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:42,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:42,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:42,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:42,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 74 transitions. [2018-12-02 17:14:42,823 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2018-12-02 17:14:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 17:14:42,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:42,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:43,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 74 transitions. [2018-12-02 17:14:43,189 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2018-12-02 17:14:43,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 17:14:43,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:43,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:44,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:44,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2018-12-02 17:14:44,307 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2018-12-02 17:14:44,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 17:14:44,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:44,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:46,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2018-12-02 17:14:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2018-12-02 17:14:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 17:14:46,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:46,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 56 states and 71 transitions. [2018-12-02 17:14:46,372 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2018-12-02 17:14:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 17:14:46,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:49,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:49,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2018-12-02 17:14:49,517 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2018-12-02 17:14:49,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 17:14:49,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:49,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:54,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 87 transitions. [2018-12-02 17:14:54,658 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 87 transitions. [2018-12-02 17:14:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 17:14:54,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:14:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:14:58,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2018-12-02 17:14:58,703 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2018-12-02 17:14:58,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 17:14:58,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:14:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:14:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:00,313 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-12-02 17:15:05,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:05,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2018-12-02 17:15:05,080 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2018-12-02 17:15:05,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:15:05,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:09,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:09,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2018-12-02 17:15:09,521 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2018-12-02 17:15:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:15:09,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:10,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:11,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 61 states and 76 transitions. [2018-12-02 17:15:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2018-12-02 17:15:11,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:15:11,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2018-12-02 17:15:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2018-12-02 17:15:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:15:12,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:12,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:12,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2018-12-02 17:15:12,957 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2018-12-02 17:15:12,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 17:15:12,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2018-12-02 17:15:15,936 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2018-12-02 17:15:15,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 17:15:15,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:15,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:16,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2018-12-02 17:15:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2018-12-02 17:15:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 17:15:16,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:16,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:17,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2018-12-02 17:15:17,123 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2018-12-02 17:15:17,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 17:15:17,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:21,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2018-12-02 17:15:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2018-12-02 17:15:21,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 17:15:21,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:21,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:21,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2018-12-02 17:15:21,785 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2018-12-02 17:15:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 17:15:21,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:22,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2018-12-02 17:15:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2018-12-02 17:15:22,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 17:15:22,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:23,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:28,752 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2018-12-02 17:15:33,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2018-12-02 17:15:33,199 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2018-12-02 17:15:33,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 17:15:33,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:47,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:47,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2018-12-02 17:15:47,914 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2018-12-02 17:15:47,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 17:15:47,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:50,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:50,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2018-12-02 17:15:50,336 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2018-12-02 17:15:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 17:15:50,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:50,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:15:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:15:51,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2018-12-02 17:15:51,589 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2018-12-02 17:15:51,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 17:15:51,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:15:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:15:53,340 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2018-12-02 17:15:56,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:16:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2018-12-02 17:16:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2018-12-02 17:16:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 17:16:07,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:16:11,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:16:16,396 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2018-12-02 17:16:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2018-12-02 17:16:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2018-12-02 17:16:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 17:16:28,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:16:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:16:29,764 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2018-12-02 17:16:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:31,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2018-12-02 17:16:31,840 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2018-12-02 17:16:31,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 17:16:31,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:16:34,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:16:43,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:43,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 78 states and 130 transitions. [2018-12-02 17:16:43,743 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 130 transitions. [2018-12-02 17:16:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 17:16:43,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:16:48,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:16:59,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:59,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 84 states and 163 transitions. [2018-12-02 17:16:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 163 transitions. [2018-12-02 17:16:59,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 17:16:59,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:17:02,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:17:07,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:17:07,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 84 states and 159 transitions. [2018-12-02 17:17:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 159 transitions. [2018-12-02 17:17:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 17:17:07,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:17:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:17:13,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:17:16,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:17:16,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 85 states and 160 transitions. [2018-12-02 17:17:16,005 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 160 transitions. [2018-12-02 17:17:16,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 17:17:16,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:17:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:17:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:17:34,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:17:34,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2018-12-02 17:17:34,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2018-12-02 17:17:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 17:17:34,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:17:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:17:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:17:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:17:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:17:34,998 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 46 iterations. [2018-12-02 17:17:35,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:17:35 ImpRootNode [2018-12-02 17:17:35,028 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 17:17:35,028 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:17:35,028 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:17:35,029 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:17:35,029 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:14:31" (3/4) ... [2018-12-02 17:17:35,032 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 17:17:35,032 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:17:35,032 INFO L168 Benchmark]: Toolchain (without parser) took 183919.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 949.6 MB in the beginning and 891.0 MB in the end (delta: 58.5 MB). Peak memory consumption was 164.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:35,033 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:17:35,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -104.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:35,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:35,034 INFO L168 Benchmark]: Boogie Preprocessor took 16.09 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:35,034 INFO L168 Benchmark]: RCFGBuilder took 315.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:35,034 INFO L168 Benchmark]: CodeCheck took 183184.14 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Free memory was 1.0 GB in the beginning and 891.0 MB in the end (delta: 114.4 MB). Peak memory consumption was 139.0 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:35,035 INFO L168 Benchmark]: Witness Printer took 3.36 ms. Allocated memory is still 1.1 GB. Free memory is still 891.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:17:35,037 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 62 locations, 29 error locations. UNSAFE Result, 183.1s OverallTime, 46 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -870015842 SDslu, 202549632 SDs, 0 SdLazy, -15731234 SolverSat, -631624660 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4224 GetRequests, 3311 SyntacticMatches, 163 SemanticMatches, 750 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284816 ImplicationChecksByTransitivity, 179.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 42.5s InterpolantComputationTime, 464 NumberOfCodeBlocks, 464 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 399 ConstructedInterpolants, 0 QuantifiedInterpolants, 62031 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 42 PerfectInterpolantSequences, 3/7 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1464]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1464. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] struct ldv_list_head global_list_13 = { &(global_list_13), &(global_list_13) }; [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); [L1442] struct A13 *p = (struct A13 *)ldv_malloc(sizeof(struct A13)); [L1443] COND TRUE \read(*p) [L1121] head->next [L1107] next->prev = new VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1108] new->next = next VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1109] new->prev = prev VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1110] prev->next = new [L1450] struct A13 *p; [L1451] struct A13 *n; VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1452] EXPR (&global_list_13)->next [L1452] const typeof( ((typeof(*p) *)0)->list ) *__mptr = ((&global_list_13)->next); [L1452] p = ({ const typeof( ((typeof(*p) *)0)->list ) *__mptr = ((&global_list_13)->next); (typeof(*p) *)( (char *)__mptr - ((size_t) &((typeof(*p) *)0)->list) );}) VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1452] EXPR (p)->list.next [L1452] const typeof( ((typeof(*(p)) *)0)->list ) *__mptr = ((p)->list.next); [L1452] n = ({ const typeof( ((typeof(*(p)) *)0)->list ) *__mptr = ((p)->list.next); (typeof(*(p)) *)( (char *)__mptr - ((size_t) &((typeof(*(p)) *)0)->list) );}) VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1452] COND TRUE &p->list != (&global_list_13) [L1131] entry->prev VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1131] entry->next [L1115] next->prev = prev VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1116] prev->next = next [L1452] p = n VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1452] EXPR (n)->list.next [L1452] const typeof( ((typeof(*(n)) *)0)->list ) *__mptr = ((n)->list.next); [L1452] n = ({ const typeof( ((typeof(*(n)) *)0)->list ) *__mptr = ((n)->list.next); (typeof(*(n)) *)( (char *)__mptr - ((size_t) &((typeof(*(n)) *)0)->list) );}) VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1452] COND FALSE !(&p->list != (&global_list_13)) [L1099] list->next = list VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] [L1100] list->prev = list VAL [global_list_13={7:0}, ldv_global_msg_list={3:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -104.5 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.09 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 315.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. * CodeCheck took 183184.14 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.6 MB). Free memory was 1.0 GB in the beginning and 891.0 MB in the end (delta: 114.4 MB). Peak memory consumption was 139.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.36 ms. Allocated memory is still 1.1 GB. Free memory is still 891.0 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:17:36,366 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:17:36,367 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:17:36,373 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:17:36,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:17:36,374 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:17:36,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:17:36,375 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:17:36,376 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:17:36,377 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:17:36,377 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:17:36,377 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:17:36,378 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:17:36,378 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:17:36,379 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:17:36,379 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:17:36,379 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:17:36,380 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:17:36,381 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:17:36,382 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:17:36,383 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:17:36,383 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:17:36,384 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:17:36,385 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:17:36,385 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:17:36,385 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:17:36,386 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:17:36,386 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:17:36,386 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:17:36,387 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:17:36,387 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:17:36,388 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:17:36,388 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:17:36,388 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:17:36,389 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:17:36,389 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:17:36,390 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2018-12-02 17:17:36,399 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:17:36,399 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:17:36,400 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:17:36,400 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:17:36,401 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:17:36,401 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:17:36,401 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 17:17:36,401 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 17:17:36,401 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:17:36,401 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:17:36,402 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 17:17:36,402 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 17:17:36,402 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 17:17:36,402 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:17:36,402 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 17:17:36,402 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 17:17:36,402 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:17:36,403 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:17:36,403 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 17:17:36,403 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 17:17:36,403 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:17:36,403 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:17:36,403 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:17:36,404 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:17:36,404 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:17:36,404 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 17:17:36,404 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 17:17:36,404 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:17:36,404 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 17:17:36,405 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1716b0662fdfdd5d416ef3c9279c0106e1319341 [2018-12-02 17:17:36,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:17:36,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:17:36,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:17:36,434 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:17:36,434 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:17:36,435 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test13_2_false-valid-memtrack.i [2018-12-02 17:17:36,470 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/9f1fc2e56/a5d200c8cea94702bfccc7b324288702/FLAG530a795ba [2018-12-02 17:17:36,933 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:17:36,934 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/sv-benchmarks/c/ldv-memsafety/memleaks_test13_2_false-valid-memtrack.i [2018-12-02 17:17:36,941 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/9f1fc2e56/a5d200c8cea94702bfccc7b324288702/FLAG530a795ba [2018-12-02 17:17:36,949 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/data/9f1fc2e56/a5d200c8cea94702bfccc7b324288702 [2018-12-02 17:17:36,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:17:36,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:17:36,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:17:36,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:17:36,955 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:17:36,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:17:36" (1/1) ... [2018-12-02 17:17:36,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d255691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:36, skipping insertion in model container [2018-12-02 17:17:36,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:17:36" (1/1) ... [2018-12-02 17:17:36,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:17:36,983 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:17:37,180 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:17:37,227 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:17:37,263 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:17:37,296 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:17:37,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37 WrapperNode [2018-12-02 17:17:37,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:17:37,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:17:37,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:17:37,297 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:17:37,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:17:37,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:17:37,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:17:37,326 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:17:37,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:17:37,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:17:37,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:17:37,343 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:17:37,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:17:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a5d6325-472f-4d9b-83db-86004f086a31/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:17:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 17:17:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 17:17:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 17:17:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 17:17:37,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:17:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:17:37,788 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:17:37,789 INFO L280 CfgBuilder]: Removed 23 assue(true) statements. [2018-12-02 17:17:37,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:17:37 BoogieIcfgContainer [2018-12-02 17:17:37,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:17:37,789 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 17:17:37,789 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 17:17:37,796 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 17:17:37,796 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:17:37" (1/1) ... [2018-12-02 17:17:37,803 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:17:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:17:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-12-02 17:17:37,824 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-12-02 17:17:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 17:17:37,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:17:37,852 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 17:17:37,854 INFO L168 Benchmark]: Toolchain (without parser) took 902.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -103.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:37,855 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:17:37,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:37,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:17:37,856 INFO L168 Benchmark]: Boogie Preprocessor took 16.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:17:37,856 INFO L168 Benchmark]: RCFGBuilder took 446.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 11.5 GB. [2018-12-02 17:17:37,856 INFO L168 Benchmark]: CodeCheck took 64.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:17:37,858 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 343.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 446.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 11.5 GB. * CodeCheck took 64.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...