./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9907cb75ed84c11388be65b346c48a42942e3a6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9907cb75ed84c11388be65b346c48a42942e3a6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:17,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:17,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:17,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:17,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:17,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:17,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:17,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:17,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:17,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:17,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:17,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:17,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:17,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:17,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:17,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:17,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:17,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:17,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:17,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:17,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:17,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:17,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:17,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:17,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:17,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:17,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:17,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:17,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:17,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:17,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:17,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:17,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:17,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:17,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:17,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:17,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:17,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:17,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:17,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:17,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:17,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:17,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:17,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:17,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:17,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:17,471 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:17,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:17,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:17,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:17,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:17,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:17,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:17,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:17,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:17,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:17,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:17,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:17,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:17,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:17,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:17,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:17,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:17,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:17,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:17,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:17,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:17,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:17,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:17,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:17,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> c9907cb75ed84c11388be65b346c48a42942e3a6 [2019-11-27 16:23:18,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:18,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:18,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:18,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:18,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:18,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c [2019-11-27 16:23:18,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80cebe07b/54ce0e27b81547e88b981c853e3ffc7b/FLAG839eaba78 [2019-11-27 16:23:19,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:19,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c [2019-11-27 16:23:19,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80cebe07b/54ce0e27b81547e88b981c853e3ffc7b/FLAG839eaba78 [2019-11-27 16:23:19,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80cebe07b/54ce0e27b81547e88b981c853e3ffc7b [2019-11-27 16:23:19,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:19,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:19,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:19,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:19,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:19,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:19" (1/1) ... [2019-11-27 16:23:19,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:19, skipping insertion in model container [2019-11-27 16:23:19,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:19" (1/1) ... [2019-11-27 16:23:19,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:19,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:20,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:20,588 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:20,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:20,812 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:20,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20 WrapperNode [2019-11-27 16:23:20,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:20,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:20,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:20,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:20,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:20,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:20,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:20,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:20,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:20,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:20" (1/1) ... [2019-11-27 16:23:21,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:21,085 INFO L168 Benchmark]: Toolchain (without parser) took 1455.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:21,088 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:21,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1183.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.9 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:21,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.93 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:21,101 INFO L168 Benchmark]: Boogie Preprocessor took 128.62 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:21,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1183.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.9 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.93 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.62 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:24,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:24,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:25,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:25,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:25,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:25,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:25,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:25,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:25,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:25,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:25,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:25,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:25,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:25,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:25,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:25,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:25,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:25,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:25,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:25,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:25,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:25,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:25,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:25,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:25,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:25,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:25,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:25,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:25,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:25,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:25,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:25,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:25,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:25,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:25,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:25,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:25,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:25,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:25,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:25,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:25,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:25,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:25,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:25,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:25,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:25,234 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:25,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:25,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:25,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:25,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:25,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:25,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:25,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:25,239 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:25,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:25,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:25,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:25,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:25,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:25,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:25,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:25,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:25,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:25,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:25,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:25,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:25,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:25,246 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:25,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:25,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:25,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:25,250 INFO L138 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> c9907cb75ed84c11388be65b346c48a42942e3a6 [2019-11-27 16:23:25,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:25,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:25,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:25,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:25,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:25,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c [2019-11-27 16:23:25,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/272fd6e35/586cfbaf05fa460ba1bf541e7ad2217d/FLAGec9179160 [2019-11-27 16:23:27,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:27,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c [2019-11-27 16:23:27,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/272fd6e35/586cfbaf05fa460ba1bf541e7ad2217d/FLAGec9179160 [2019-11-27 16:23:27,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/272fd6e35/586cfbaf05fa460ba1bf541e7ad2217d [2019-11-27 16:23:27,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:27,298 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:27,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:27,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:27,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:27,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:27" (1/1) ... [2019-11-27 16:23:27,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:27, skipping insertion in model container [2019-11-27 16:23:27,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:27" (1/1) ... [2019-11-27 16:23:27,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:27,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:28,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:28,270 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:28,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:28,445 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:28,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28 WrapperNode [2019-11-27 16:23:28,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:28,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:28,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:28,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:28,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:28,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:28,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:28,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:28,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:28,778 INFO L168 Benchmark]: Toolchain (without parser) took 1474.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:28,779 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:28,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:28,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.90 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:28,785 INFO L168 Benchmark]: Boogie Preprocessor took 160.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:28,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1143.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.90 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...