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/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/gcd_2.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:00:03,337 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:00:03,339 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:00:03,354 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:00:03,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:00:03,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:00:03,357 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:00:03,360 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:00:03,362 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:00:03,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:00:03,366 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:00:03,366 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:00:03,367 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:00:03,368 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:00:03,376 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:00:03,377 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:00:03,379 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:00:03,380 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:00:03,386 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:00:03,388 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:00:03,389 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:00:03,390 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:00:03,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:00:03,392 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:00:03,392 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:00:03,393 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:00:03,394 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:00:03,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:00:03,396 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:00:03,397 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:00:03,397 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:00:03,397 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:00:03,398 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:00:03,398 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:00:03,399 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:00:03,399 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:00:03,400 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 11:00:03,414 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:00:03,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:00:03,415 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:00:03,416 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:00:03,416 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:00:03,416 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:00:03,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:00:03,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:00:03,417 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:00:03,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:00:03,417 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:00:03,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:00:03,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:00:03,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:00:03,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:00:03,418 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:00:03,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:00:03,419 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:00:03,419 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:00:03,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:00:03,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:00:03,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:00:03,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:00:03,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:00:03,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:00:03,420 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:00:03,421 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:00:03,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:00:03,421 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:00:03,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:00:03,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:00:03,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:00:03,498 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:00:03,498 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:00:03,499 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gcd_2.i_4.bpl [2018-09-28 11:00:03,500 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gcd_2.i_4.bpl' [2018-09-28 11:00:03,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:00:03,583 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:00:03,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:00:03,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:00:03,584 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:00:03,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:00:03,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:00:03,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:00:03,624 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:00:03,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:00:03,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:00:03,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:00:03,658 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:00:03,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:00:03" (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:10000 (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:10000 [2018-09-28 11:00:03,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 11:00:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 11:00:03,935 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 11:00:03,935 INFO L202 PluginConnector]: Adding new model gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:00:03 BoogieIcfgContainer [2018-09-28 11:00:03,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:00:03,936 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:00:03,936 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:00:03,945 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:00:03,946 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gcd_2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:00:03" (1/1) ... [2018-09-28 11:00:03,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 11:00:03,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-28 11:00:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-28 11:00:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:00:04,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:04,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-28 11:00:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-28 11:00:04,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:00:04,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:04,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:00:04,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:00:05,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:00:05,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-28 11:00:05,247 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-28 11:00:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:00:05,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:00:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:00:05,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:00:58,132 WARN L178 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 25 [2018-09-28 11:00:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:01:40,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:01:40,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-28 11:01:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-28 11:01:40,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:01:40,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:01:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:01:40,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:02:17,092 WARN L178 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 210 DAG size of output: 44 Received shutdown request... [2018-09-28 11:04:58,563 WARN L186 SmtUtils]: Removed 2 from assertion stack [2018-09-28 11:04:58,564 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-28 11:04:58,564 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:04:58,567 INFO L168 Benchmark]: Toolchain (without parser) took 294989.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 296.0 MB). Peak memory consumption was 296.0 MB. Max. memory is 7.1 GB. [2018-09-28 11:04:58,569 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.95 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. [2018-09-28 11:04:58,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.80 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. [2018-09-28 11:04:58,571 INFO L168 Benchmark]: Boogie Preprocessor took 34.02 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. [2018-09-28 11:04:58,571 INFO L168 Benchmark]: RCFGBuilder took 277.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:04:58,573 INFO L168 Benchmark]: CodeCheck took 294630.42 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 274.9 MB). Peak memory consumption was 274.9 MB. Max. memory is 7.1 GB. [2018-09-28 11:04:58,578 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 389. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.95 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. * Boogie Procedure Inliner took 39.80 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. * Boogie Preprocessor took 34.02 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. * RCFGBuilder took 277.71 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 294630.42 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 274.9 MB). Peak memory consumption was 274.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gcd_2.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-04-58-592.csv Completed graceful shutdown