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/AbstractInterpretationCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/psyco/psyco_io_1_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 16:36:29,227 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 16:36:29,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 16:36:29,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 16:36:29,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 16:36:29,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 16:36:29,245 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 16:36:29,246 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 16:36:29,248 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 16:36:29,249 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 16:36:29,250 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-09-18 16:36:29,274 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf [2018-09-18 16:36:29,305 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 16:36:29,305 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 16:36:29,306 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 16:36:29,308 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 16:36:29,309 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 16:36:29,309 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 16:36:29,309 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 16:36:29,309 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 16:36:29,309 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 16:36:29,310 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 16:36:29,310 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 16:36:29,310 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 16:36:29,311 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 16:36:29,311 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 16:36:29,311 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 16:36:29,313 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 16:36:29,313 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 16:36:29,314 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 16:36:29,314 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 16:36:29,314 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 16:36:29,314 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 16:36:29,316 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 16:36:29,316 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 16:36:29,316 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 16:36:29,316 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 16:36:29,316 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 16:36:29,317 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 16:36:29,317 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 16:36:29,317 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-18 16:36:29,317 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 16:36:29,318 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 16:36:29,318 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 16:36:29,318 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 16:36:29,318 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 16:36:29,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 16:36:29,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 16:36:29,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 16:36:29,401 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 16:36:29,402 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 16:36:29,403 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_io_1_true-unreach-call_false-termination.c [2018-09-18 16:36:29,766 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29ae5d42/17c50787b6374d94a5fc4e3e562efef3/FLAG241ac3b81 [2018-09-18 16:36:30,006 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 16:36:30,009 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_io_1_true-unreach-call_false-termination.c [2018-09-18 16:36:30,026 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29ae5d42/17c50787b6374d94a5fc4e3e562efef3/FLAG241ac3b81 [2018-09-18 16:36:30,050 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b29ae5d42/17c50787b6374d94a5fc4e3e562efef3 [2018-09-18 16:36:30,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 16:36:30,065 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 16:36:30,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 16:36:30,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 16:36:30,077 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 16:36:30,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a175c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30, skipping insertion in model container [2018-09-18 16:36:30,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,095 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 16:36:30,367 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 16:36:30,386 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 16:36:30,411 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 16:36:30,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30 WrapperNode [2018-09-18 16:36:30,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 16:36:30,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 16:36:30,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 16:36:30,450 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 16:36:30,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 16:36:30,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 16:36:30,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 16:36:30,487 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 16:36:30,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (1/1) ... [2018-09-18 16:36:30,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 16:36:30,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 16:36:30,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 16:36:30,526 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 16:36:30,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:36:30" (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 [2018-09-18 16:36:30,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 16:36:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 16:36:30,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 16:36:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 16:36:30,680 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 16:36:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 16:36:31,574 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 16:36:31,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:36:31 BoogieIcfgContainer [2018-09-18 16:36:31,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 16:36:31,576 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-18 16:36:31,577 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-18 16:36:31,577 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-18 16:36:31,578 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:36:31" (1/1) ... [2018-09-18 16:36:31,663 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-18 16:36:33,332 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-18 16:36:33,356 INFO L272 AbstractInterpreter]: Visited 132 different actions 215 times. Merged at 39 different actions 57 times. Never widened. Found 46 fixpoints after 32 different actions. Largest state had 43 variables. [2018-09-18 16:36:33,359 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-18 16:36:33,360 INFO L168 Benchmark]: Toolchain (without parser) took 3296.39 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 882.4 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -182.9 MB). Peak memory consumption was 699.5 MB. Max. memory is 7.1 GB. [2018-09-18 16:36:33,362 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 16:36:33,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-18 16:36:33,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.55 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. [2018-09-18 16:36:33,364 INFO L168 Benchmark]: Boogie Preprocessor took 38.67 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. [2018-09-18 16:36:33,365 INFO L168 Benchmark]: RCFGBuilder took 1049.91 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -784.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2018-09-18 16:36:33,366 INFO L168 Benchmark]: Abstract Interpretation took 1782.36 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 144.2 MB). Free memory was 2.2 GB in the beginning and 1.6 GB in the end (delta: 590.9 MB). Peak memory consumption was 735.1 MB. Max. memory is 7.1 GB. [2018-09-18 16:36:33,371 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 380.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.55 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. * Boogie Preprocessor took 38.67 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. * RCFGBuilder took 1049.91 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -784.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1782.36 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 144.2 MB). Free memory was 2.2 GB in the beginning and 1.6 GB in the end (delta: 590.9 MB). Peak memory consumption was 735.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 343]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L5] int m_flush = 1; [L6] int m_PipedOutputStream = 2; [L7] int m_close = 3; [L8] int m_write = 4; [L9] int m_connect_1 = 5; [L10] int m_connect_2 = 6; [L15] int q = 0; [L16] int method_id; [L19] int this_sink = 0; [L20] int this_sinkConnected = 0; [L23] COND TRUE 1 [L26] int P1=__VERIFIER_nondet_int(); [L27] int P2=__VERIFIER_nondet_int(); [L28] int P3=__VERIFIER_nondet_int(); [L29] int P4=__VERIFIER_nondet_int(); [L33] COND TRUE q == 0 [L34] COND TRUE __VERIFIER_nondet_int() [L36] COND TRUE 1 [L38] method_id = 2 [L40] COND FALSE !(0) [L44] q = 2 [L46] this_sink=0 [L46] this_sinkConnected=0 [L23] COND TRUE 1 [L26] int P1=__VERIFIER_nondet_int(); [L27] int P2=__VERIFIER_nondet_int(); [L28] int P3=__VERIFIER_nondet_int(); [L29] int P4=__VERIFIER_nondet_int(); [L33] COND FALSE !(q == 0) [L53] COND FALSE !(q == 1) [L105] COND TRUE q == 2 [L106] COND FALSE !(__VERIFIER_nondet_int()) [L122] COND FALSE !(__VERIFIER_nondet_int()) [L138] COND FALSE !(__VERIFIER_nondet_int()) [L154] COND FALSE !(__VERIFIER_nondet_int()) [L170] COND FALSE !(__VERIFIER_nondet_int()) [L186] COND TRUE __VERIFIER_nondet_int() [L188] COND TRUE ((P2 != 1) && (P1 != 0)) [L190] method_id = 5 [L192] COND FALSE !((((this_sink != 0) && (P1 != 0)) && ((P2 != 1) && (P1 != 0)))) [L196] q = 3 [L198] this_sink=P1 [L198] this_sinkConnected=1 [L23] COND TRUE 1 [L26] int P1=__VERIFIER_nondet_int(); [L27] int P2=__VERIFIER_nondet_int(); [L28] int P3=__VERIFIER_nondet_int(); [L29] int P4=__VERIFIER_nondet_int(); [L33] COND FALSE !(q == 0) [L53] COND TRUE q == 1 [L54] COND TRUE __VERIFIER_nondet_int() [L56] COND TRUE 1 [L58] method_id = 4 [L60] COND TRUE (this_sink != 0) [L343] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/psyco_io_1_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-18_16-36-33-385.csv Received shutdown request...