./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_false-valid-deref-read.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_false-valid-deref-read.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aeae4642ea0f346b37f312868ec7e7128e333d20 .......................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:12:27,030 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:12:27,031 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:12:27,038 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:12:27,038 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:12:27,039 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:12:27,040 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:12:27,041 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:12:27,042 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:12:27,042 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:12:27,043 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:12:27,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:12:27,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:12:27,045 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:12:27,046 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:12:27,046 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:12:27,047 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:12:27,048 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:12:27,050 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:12:27,051 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:12:27,052 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:12:27,053 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:12:27,055 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:12:27,055 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:12:27,055 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:12:27,056 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:12:27,056 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:12:27,057 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:12:27,057 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:12:27,058 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:12:27,058 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:12:27,058 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:12:27,058 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:12:27,059 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:12:27,059 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:12:27,060 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:12:27,060 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2018-11-10 07:12:27,072 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:12:27,072 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:12:27,073 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:12:27,073 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:12:27,073 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:12:27,073 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:12:27,073 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:12:27,073 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:12:27,074 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:12:27,074 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:12:27,074 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:12:27,074 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:12:27,074 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:12:27,075 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:12:27,075 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:12:27,075 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 07:12:27,075 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:12:27,075 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:12:27,075 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:12:27,076 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-10 07:12:27,076 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-10 07:12:27,076 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-10 07:12:27,076 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:12:27,076 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:12:27,076 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:12:27,077 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:12:27,077 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:12:27,077 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:12:27,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:12:27,077 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:12:27,077 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:12:27,077 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:12:27,078 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:12:27,078 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:12:27,078 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan 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 -> Taipan 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 -> aeae4642ea0f346b37f312868ec7e7128e333d20 [2018-11-10 07:12:27,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:12:27,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:12:27,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:12:27,118 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:12:27,119 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:12:27,120 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_false-valid-deref-read.c [2018-11-10 07:12:27,169 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/data/566b4f94e/c3b9e72c1a8d4069b7cc420292c50ce9/FLAGd1e6a4e01 [2018-11-10 07:12:27,527 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:12:27,527 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_false-valid-deref-read.c [2018-11-10 07:12:27,534 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/data/566b4f94e/c3b9e72c1a8d4069b7cc420292c50ce9/FLAGd1e6a4e01 [2018-11-10 07:12:27,544 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/data/566b4f94e/c3b9e72c1a8d4069b7cc420292c50ce9 [2018-11-10 07:12:27,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:12:27,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:12:27,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:27,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:12:27,553 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:12:27,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606eadf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27, skipping insertion in model container [2018-11-10 07:12:27,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:12:27,579 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:12:27,700 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:27,707 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:12:27,721 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:12:27,733 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:12:27,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27 WrapperNode [2018-11-10 07:12:27,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:12:27,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:27,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:12:27,735 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:12:27,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:12:27,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:12:27,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:12:27,764 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:12:27,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... [2018-11-10 07:12:27,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:12:27,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:12:27,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:12:27,787 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:12:27,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-10 07:12:27,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:12:27,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:12:27,883 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2018-11-10 07:12:27,883 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2018-11-10 07:12:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:12:27,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:12:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:12:27,884 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:12:28,090 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:12:28,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:12:28 BoogieIcfgContainer [2018-11-10 07:12:28,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:12:28,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:12:28,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:12:28,093 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:12:28,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:12:27" (1/3) ... [2018-11-10 07:12:28,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9a7a88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:12:28, skipping insertion in model container [2018-11-10 07:12:28,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:12:27" (2/3) ... [2018-11-10 07:12:28,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b9a7a88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:12:28, skipping insertion in model container [2018-11-10 07:12:28,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:12:28" (3/3) ... [2018-11-10 07:12:28,096 INFO L112 eAbstractionObserver]: Analyzing ICFG ArraysOfVariableLength_false-valid-deref-read.c [2018-11-10 07:12:28,105 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:12:28,113 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2018-11-10 07:12:28,128 INFO L257 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2018-11-10 07:12:28,149 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:12:28,149 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-10 07:12:28,149 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:12:28,149 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:12:28,149 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:12:28,149 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:12:28,149 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:12:28,150 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:12:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states. [2018-11-10 07:12:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 07:12:28,167 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:12:28,168 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:12:28,169 INFO L424 AbstractCegarLoop]: === Iteration 1 === [fooErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-11-10 07:12:28,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:12:28,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1597032709, now seen corresponding path program 1 times [2018-11-10 07:12:28,175 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:12:28,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:12:28,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:12:28,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:12:28,220 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:12:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:12:28,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:12:28,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:12:28,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:12:28,279 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:12:28,283 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:12:28,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:12:28,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:12:28,295 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 2 states. [2018-11-10 07:12:28,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:12:28,308 INFO L93 Difference]: Finished difference Result 43 states and 46 transitions. [2018-11-10 07:12:28,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:12:28,309 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-11-10 07:12:28,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:12:28,316 INFO L225 Difference]: With dead ends: 43 [2018-11-10 07:12:28,316 INFO L226 Difference]: Without dead ends: 40 [2018-11-10 07:12:28,318 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:12:28,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-10 07:12:28,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-11-10 07:12:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-10 07:12:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2018-11-10 07:12:28,344 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 11 [2018-11-10 07:12:28,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:12:28,345 INFO L481 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2018-11-10 07:12:28,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:12:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2018-11-10 07:12:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 07:12:28,346 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:12:28,346 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:12:28,347 INFO L424 AbstractCegarLoop]: === Iteration 2 === [fooErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-11-10 07:12:28,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:12:28,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1820883223, now seen corresponding path program 1 times [2018-11-10 07:12:28,347 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:12:28,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:12:28,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:12:28,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:12:28,349 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:12:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:12:28,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:12:28,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:12:28,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:12:28,386 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:12:28,387 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:12:28,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:12:28,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:12:28,388 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 3 states. [2018-11-10 07:12:28,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:12:28,427 INFO L93 Difference]: Finished difference Result 48 states and 51 transitions. [2018-11-10 07:12:28,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:12:28,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2018-11-10 07:12:28,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:12:28,431 INFO L225 Difference]: With dead ends: 48 [2018-11-10 07:12:28,431 INFO L226 Difference]: Without dead ends: 48 [2018-11-10 07:12:28,431 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:12:28,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-11-10 07:12:28,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 41. [2018-11-10 07:12:28,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-10 07:12:28,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 43 transitions. [2018-11-10 07:12:28,441 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 43 transitions. Word has length 12 [2018-11-10 07:12:28,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:12:28,442 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 43 transitions. [2018-11-10 07:12:28,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:12:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2018-11-10 07:12:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 07:12:28,442 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:12:28,443 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:12:28,443 INFO L424 AbstractCegarLoop]: === Iteration 3 === [fooErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, mainErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-11-10 07:12:28,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:12:28,444 INFO L82 PathProgramCache]: Analyzing trace with hash 697121729, now seen corresponding path program 1 times [2018-11-10 07:12:28,444 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:12:28,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:12:28,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:12:28,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:12:28,445 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:12:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:12:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:12:28,489 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 07:12:28,498 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,499 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,499 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,500 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,500 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,500 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:12:28 BoogieIcfgContainer [2018-11-10 07:12:28,510 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 07:12:28,510 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:12:28,511 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:12:28,511 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:12:28,511 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:12:28" (3/4) ... [2018-11-10 07:12:28,513 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 07:12:28,515 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,515 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,515 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,515 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,516 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,516 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:12:28,551 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7d3ff9f2-8a80-4ffc-b8f6-ddaa483876a8/bin-2019/utaipan/witness.graphml [2018-11-10 07:12:28,551 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:12:28,552 INFO L168 Benchmark]: Toolchain (without parser) took 1003.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -116.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:28,553 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:28,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:28,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.51 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:28,554 INFO L168 Benchmark]: Boogie Preprocessor took 22.10 ms. Allocated memory is still 1.0 GB. Free memory is still 946.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:12:28,554 INFO L168 Benchmark]: RCFGBuilder took 304.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:28,555 INFO L168 Benchmark]: TraceAbstraction took 418.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:28,555 INFO L168 Benchmark]: Witness Printer took 40.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:12:28,557 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.91 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.51 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.10 ms. Allocated memory is still 1.0 GB. Free memory is still 946.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 304.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 418.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Witness Printer took 40.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 15]: array index can be out of bounds array index can be out of bounds We found a FailurePath: [L21] int i, b[100]; [L21] RET int i, b[100]; [L22] i = 0 [L22] COND TRUE i < 100 [L23] CALL foo(i, b, i) [L13] int a[n], i; [L14] i = 0 [L14] COND TRUE i < size + 1 [L15] a[i] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 43 locations, 8 error locations. UNSAFE Result, 0.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 82 SDtfs, 16 SDslu, 25 SDs, 0 SdLazy, 10 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...