java -ea -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 -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4_overflow_false-unreach-call.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f44ebda [2018-11-21 10:29:16,345 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-21 10:29:16,347 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-21 10:29:16,359 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-21 10:29:16,359 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-21 10:29:16,360 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-21 10:29:16,361 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-21 10:29:16,363 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-21 10:29:16,365 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-21 10:29:16,366 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-21 10:29:16,367 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-21 10:29:16,367 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-21 10:29:16,368 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-21 10:29:16,369 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-21 10:29:16,370 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-21 10:29:16,371 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-21 10:29:16,372 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-21 10:29:16,374 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-21 10:29:16,376 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-21 10:29:16,378 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-21 10:29:16,379 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-21 10:29:16,380 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-21 10:29:16,383 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-21 10:29:16,383 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-21 10:29:16,383 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-21 10:29:16,384 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-21 10:29:16,385 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-21 10:29:16,386 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-21 10:29:16,387 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-21 10:29:16,388 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-21 10:29:16,388 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-21 10:29:16,389 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-21 10:29:16,389 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-21 10:29:16,390 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-21 10:29:16,391 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-21 10:29:16,391 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-21 10:29:16,392 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-21 10:29:16,406 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-21 10:29:16,407 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-21 10:29:16,407 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-21 10:29:16,408 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-21 10:29:16,408 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-21 10:29:16,409 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-21 10:29:16,409 INFO L133 SettingsManager]: * Use SBE=true [2018-11-21 10:29:16,409 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-21 10:29:16,409 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-21 10:29:16,409 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-21 10:29:16,410 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-21 10:29:16,410 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-21 10:29:16,410 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-21 10:29:16,410 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-21 10:29:16,410 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-21 10:29:16,411 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-21 10:29:16,411 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-21 10:29:16,411 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-21 10:29:16,411 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-21 10:29:16,411 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-21 10:29:16,412 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-21 10:29:16,412 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-21 10:29:16,412 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-21 10:29:16,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-21 10:29:16,412 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-21 10:29:16,413 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-21 10:29:16,413 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-21 10:29:16,413 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-21 10:29:16,413 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-21 10:29:16,413 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-21 10:29:16,414 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-21 10:29:16,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-21 10:29:16,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-21 10:29:16,476 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-21 10:29:16,478 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-21 10:29:16,478 INFO L276 PluginConnector]: CDTParser initialized [2018-11-21 10:29:16,479 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4_overflow_false-unreach-call.ufo.UNBOUNDED.pals.c [2018-11-21 10:29:16,538 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/843e79a53/e9a4a82c25d241b6a3a7396fd5893f1e/FLAGf876e2712 [2018-11-21 10:29:17,049 INFO L307 CDTParser]: Found 1 translation units. [2018-11-21 10:29:17,049 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_floodmax.4_overflow_false-unreach-call.ufo.UNBOUNDED.pals.c [2018-11-21 10:29:17,065 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/843e79a53/e9a4a82c25d241b6a3a7396fd5893f1e/FLAGf876e2712 [2018-11-21 10:29:17,331 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/843e79a53/e9a4a82c25d241b6a3a7396fd5893f1e [2018-11-21 10:29:17,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-21 10:29:17,343 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-21 10:29:17,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-21 10:29:17,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-21 10:29:17,348 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-21 10:29:17,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:17" (1/1) ... [2018-11-21 10:29:17,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13a17d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:17, skipping insertion in model container [2018-11-21 10:29:17,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:17" (1/1) ... [2018-11-21 10:29:17,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-21 10:29:17,440 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-21 10:29:17,958 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 10:29:17,979 INFO L191 MainTranslator]: Completed pre-run [2018-11-21 10:29:18,161 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-21 10:29:18,289 INFO L195 MainTranslator]: Completed translation [2018-11-21 10:29:18,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18 WrapperNode [2018-11-21 10:29:18,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-21 10:29:18,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-21 10:29:18,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-21 10:29:18,291 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-21 10:29:18,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (1/1) ... [2018-11-21 10:29:18,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (1/1) ... [2018-11-21 10:29:18,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (1/1) ... [2018-11-21 10:29:18,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (1/1) ... [2018-11-21 10:29:18,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (1/1) ... [2018-11-21 10:29:18,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (1/1) ... [2018-11-21 10:29:18,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (1/1) ... [2018-11-21 10:29:18,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-21 10:29:18,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-21 10:29:18,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-21 10:29:18,433 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-21 10:29:18,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:18" (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: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 [2018-11-21 10:29:18,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-21 10:29:18,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-21 10:29:18,514 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2018-11-21 10:29:18,515 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2018-11-21 10:29:18,515 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2018-11-21 10:29:18,515 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2018-11-21 10:29:18,515 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-21 10:29:18,515 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2018-11-21 10:29:18,516 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-21 10:29:18,516 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2018-11-21 10:29:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-21 10:29:18,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-21 10:29:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-21 10:29:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-21 10:29:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-21 10:29:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-21 10:29:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-21 10:29:18,517 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-21 10:29:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-21 10:29:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-21 10:29:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-21 10:29:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-21 10:29:18,518 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-21 10:29:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-21 10:29:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-21 10:29:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-21 10:29:18,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-21 10:29:22,852 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-21 10:29:22,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:22 BoogieIcfgContainer [2018-11-21 10:29:22,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-21 10:29:22,855 INFO L168 Benchmark]: Toolchain (without parser) took 5513.11 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 710.9 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -569.3 MB). Peak memory consumption was 141.6 MB. Max. memory is 7.1 GB. [2018-11-21 10:29:22,857 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-21 10:29:22,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 946.63 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 710.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -771.0 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2018-11-21 10:29:22,859 INFO L168 Benchmark]: Boogie Preprocessor took 142.09 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2018-11-21 10:29:22,860 INFO L168 Benchmark]: RCFGBuilder took 4419.84 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 187.9 MB). Peak memory consumption was 187.9 MB. Max. memory is 7.1 GB. [2018-11-21 10:29:22,864 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 946.63 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 710.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -771.0 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.09 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4419.84 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 187.9 MB). Peak memory consumption was 187.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...