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_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 16:00:59,168 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 16:00:59,171 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 16:00:59,189 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 16:00:59,189 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 16:00:59,191 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 16:00:59,193 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 16:00:59,195 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 16:00:59,198 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 16:00:59,199 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 16:00:59,201 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 16:00:59,202 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 16:00:59,203 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 16:00:59,203 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 16:00:59,212 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 16:00:59,213 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 16:00:59,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 16:00:59,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 16:00:59,218 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 16:00:59,220 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 16:00:59,221 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 16:00:59,222 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 16:00:59,224 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 16:00:59,224 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 16:00:59,224 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 16:00:59,225 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 16:00:59,226 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 16:00:59,227 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 16:00:59,227 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 16:00:59,228 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 16:00:59,229 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 16:00:59,229 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 16:00:59,229 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 16:00:59,230 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 16:00:59,231 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 16:00:59,231 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 16:00:59,232 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-10 16:00:59,250 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 16:00:59,251 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 16:00:59,252 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 16:00:59,252 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 16:00:59,252 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 16:00:59,252 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 16:00:59,253 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 16:00:59,253 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 16:00:59,254 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 16:00:59,254 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 16:00:59,254 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 16:00:59,255 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 16:00:59,255 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 16:00:59,256 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 16:00:59,256 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 16:00:59,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 16:00:59,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 16:00:59,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 16:00:59,347 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 16:00:59,348 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 16:00:59,348 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl [2018-10-10 16:00:59,349 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl' [2018-10-10 16:00:59,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 16:00:59,440 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-10 16:00:59,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 16:00:59,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 16:00:59,441 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 16:00:59,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (1/1) ... [2018-10-10 16:00:59,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (1/1) ... [2018-10-10 16:00:59,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (1/1) ... [2018-10-10 16:00:59,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (1/1) ... [2018-10-10 16:00:59,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (1/1) ... [2018-10-10 16:00:59,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (1/1) ... [2018-10-10 16:00:59,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (1/1) ... [2018-10-10 16:00:59,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 16:00:59,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 16:00:59,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 16:00:59,514 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 16:00:59,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:00:59" (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 [2018-10-10 16:00:59,587 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 16:00:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 16:00:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 16:01:00,232 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 16:01:00,233 INFO L202 PluginConnector]: Adding new model openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:01:00 BoogieIcfgContainer [2018-10-10 16:01:00,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 16:01:00,234 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-10 16:01:00,234 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-10 16:01:00,235 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-10 16:01:00,239 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "openbsd_cstrspn-alloca_true-valid-memsafety_true-termination.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:01:00" (1/1) ... [2018-10-10 16:01:00,248 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-10 16:01:00,249 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-10 16:01:00,294 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-10 16:01:00,347 INFO L217 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-10 16:01:00,370 INFO L280 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-10 16:01:00,468 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1)