java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/IcfgTransformer.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 17:24:43,012 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 17:24:43,014 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 17:24:43,027 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 17:24:43,027 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 17:24:43,028 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 17:24:43,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 17:24:43,032 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 17:24:43,033 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 17:24:43,034 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 17:24:43,035 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 17:24:43,035 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 17:24:43,036 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 17:24:43,037 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 17:24:43,038 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 17:24:43,039 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 17:24:43,040 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 17:24:43,042 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 17:24:43,044 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 17:24:43,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 17:24:43,047 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 17:24:43,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 17:24:43,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 17:24:43,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 17:24:43,052 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 17:24:43,053 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 17:24:43,054 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 17:24:43,055 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 17:24:43,056 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 17:24:43,057 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 17:24:43,057 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 17:24:43,058 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 17:24:43,058 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 17:24:43,059 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 17:24:43,064 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 17:24:43,065 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 17:24:43,065 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 17:24:43,085 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 17:24:43,086 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 17:24:43,090 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 17:24:43,090 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 17:24:43,091 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 17:24:43,091 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 17:24:43,093 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 17:24:43,093 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 17:24:43,093 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 17:24:43,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 17:24:43,094 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 17:24:43,094 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 17:24:43,094 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 17:24:43,096 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 17:24:43,096 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 17:24:43,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 17:24:43,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 17:24:43,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 17:24:43,193 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 17:24:43,194 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 17:24:43,195 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl [2018-10-14 17:24:43,195 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl' [2018-10-14 17:24:43,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 17:24:43,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 17:24:43,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 17:24:43,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 17:24:43,273 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 17:24:43,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... [2018-10-14 17:24:43,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... [2018-10-14 17:24:43,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... [2018-10-14 17:24:43,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... [2018-10-14 17:24:43,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... [2018-10-14 17:24:43,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... [2018-10-14 17:24:43,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... [2018-10-14 17:24:43,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 17:24:43,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 17:24:43,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 17:24:43,358 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 17:24:43,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 05:24:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-14 17:24:43,432 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 17:24:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 17:24:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 17:24:44,118 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 17:24:44,119 INFO L202 PluginConnector]: Adding new model openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:24:44 BoogieIcfgContainer [2018-10-14 17:24:44,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 17:24:44,119 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-14 17:24:44,119 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-14 17:24:44,120 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-14 17:24:44,123 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "openbsd_cstrncpy-alloca_true-valid-memsafety_true-termination.i_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:24:44" (1/1) ... [2018-10-14 17:24:44,131 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-14 17:24:44,131 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-14 17:24:44,173 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-14 17:24:44,229 INFO L219 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-14 17:24:44,246 INFO L282 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-14 17:24:44,318 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1)