java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:48:28,519 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:48:28,522 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:48:28,534 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:48:28,535 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:48:28,536 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:48:28,537 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:48:28,539 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:48:28,541 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:48:28,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:48:28,542 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:48:28,543 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:48:28,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:48:28,545 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:48:28,546 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:48:28,547 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:48:28,548 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:48:28,550 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:48:28,555 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:48:28,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:48:28,561 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:48:28,563 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:48:28,567 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:48:28,571 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:48:28,572 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:48:28,573 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:48:28,575 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:48:28,576 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:48:28,577 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:48:28,578 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:48:28,578 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:48:28,579 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:48:28,579 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:48:28,579 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:48:28,583 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:48:28,584 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:48:28,585 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 13:48:28,598 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:48:28,598 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:48:28,600 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:48:28,600 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:48:28,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:48:28,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:48:28,601 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:48:28,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:48:28,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:48:28,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:48:28,693 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:48:28,693 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:48:28,694 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl [2018-07-25 13:48:28,694 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl' [2018-07-25 13:48:28,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:48:28,763 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:48:28,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:48:28,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:48:28,765 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:48:28,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:48:28,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:48:28,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:48:28,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:48:28,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... [2018-07-25 13:48:28,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:48:28,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:48:28,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:48:28,826 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:48:28,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 13:48:28,901 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-25 13:48:28,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:48:28,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:48:29,077 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:48:29,078 INFO L202 PluginConnector]: Adding new model interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:48:29 BoogieIcfgContainer [2018-07-25 13:48:29,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:48:29,079 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:48:29,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:48:29,082 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:48:29,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:48:28" (1/2) ... [2018-07-25 13:48:29,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb9b696 and model type interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:48:29, skipping insertion in model container [2018-07-25 13:48:29,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:48:29" (2/2) ... [2018-07-25 13:48:29,086 INFO L112 eAbstractionObserver]: Analyzing ICFG interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl [2018-07-25 13:48:29,095 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:48:29,103 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:48:29,150 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:48:29,151 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:48:29,151 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:48:29,151 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:48:29,151 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:48:29,151 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:48:29,151 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:48:29,152 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:48:29,152 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:48:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 13:48:29,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 13:48:29,175 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:48:29,176 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 13:48:29,177 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:48:29,182 INFO L82 PathProgramCache]: Analyzing trace with hash 29955, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:48:29,202 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:48:29,507 WARN L169 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 18 [2018-07-25 13:48:29,594 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:48:29,594 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 13:48:29,598 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 13:48:29,604 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 13:48:29,604 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:48:29,607 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-07-25 13:48:29,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:48:29,633 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 13:48:29,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 13:48:29,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-07-25 13:48:29,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:48:29,648 INFO L225 Difference]: With dead ends: 8 [2018-07-25 13:48:29,648 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 13:48:29,651 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:48:29,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 13:48:29,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 13:48:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 13:48:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 13:48:29,684 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 13:48:29,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:48:29,685 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 13:48:29,685 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 13:48:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 13:48:29,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 13:48:29,686 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:48:29,686 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 13:48:29,686 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:48:29,686 INFO L82 PathProgramCache]: Analyzing trace with hash 930412, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:48:29,699 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:48:30,141 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 14 [2018-07-25 13:48:30,441 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-07-25 13:48:30,660 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-07-25 13:48:31,176 WARN L169 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-07-25 13:48:31,348 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-07-25 13:48:32,249 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-07-25 13:48:33,569 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-07-25 13:48:34,008 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-07-25 13:48:34,627 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-07-25 13:48:35,141 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-07-25 13:48:35,680 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-07-25 13:48:36,150 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-07-25 13:48:36,378 INFO L420 BasicCegarLoop]: Counterexample might be feasible [2018-07-25 13:48:36,394 INFO L202 PluginConnector]: Adding new model interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 01:48:36 BoogieIcfgContainer [2018-07-25 13:48:36,394 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 13:48:36,395 INFO L168 Benchmark]: Toolchain (without parser) took 7633.09 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 36.7 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 293.0 MB). Peak memory consumption was 329.7 MB. Max. memory is 7.1 GB. [2018-07-25 13:48:36,397 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 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. [2018-07-25 13:48:36,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.23 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. [2018-07-25 13:48:36,398 INFO L168 Benchmark]: Boogie Preprocessor took 21.65 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. [2018-07-25 13:48:36,399 INFO L168 Benchmark]: RCFGBuilder took 251.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 13:48:36,400 INFO L168 Benchmark]: TraceAbstraction took 7315.69 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 36.7 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 271.9 MB). Peak memory consumption was 308.6 MB. Max. memory is 7.1 GB. [2018-07-25 13:48:36,405 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17 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 39.23 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 21.65 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 251.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7315.69 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 36.7 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 271.9 MB). Peak memory consumption was 308.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 61]: assertion can be violated assertion can be violated We found a FailurePath: [L18] havoc main_#res; [L19] havoc main_#t~nondet0, main_~yy~5, main_~z~5, main_#t~nondet1, main_~xx~5, main_~x~5, main_~y~5, main_~zz~5, main_~i~5; [L20] main_~x~5 := main_#t~nondet0; [L21] havoc main_#t~nondet0; [L22] main_~y~5 := main_#t~nondet1; [L23] havoc main_#t~nondet1; [L24] havoc main_~xx~5; [L25] havoc main_~yy~5; [L26] havoc main_~zz~5; [L27] main_~z~5 := 0; [L28] main_~i~5 := 0; [L56] assume 0 <= main_~i~5 && main_~i~5 < 16; [L57] havoc main_~z~5; [L58] main_~i~5 := main_~i~5 + 1; [L35] assume main_~i~5 < 4294967296 && !(main_~i~5 < 16); [L36] assume main_~x~5 < -65536; [L37] main_~xx~5 := main_~x~5 % 65536; [L38] assume main_~y~5 < -65536; [L39] main_~yy~5 := main_~y~5 % 65536; [L40] havoc main_~xx~5; [L41] havoc main_~xx~5; [L42] havoc main_~xx~5; [L43] havoc main_~xx~5; [L44] havoc main_~yy~5; [L45] havoc main_~yy~5; [L46] havoc main_~yy~5; [L47] havoc main_~yy~5; [L48] havoc main_~zz~5; [L49] assume (((main_~zz~5 < 4294967296 && 0 <= main_~zz~5) && -4294967296 <= main_~z~5) && main_~z~5 < 0) && !(main_~z~5 + 4294967296 == main_~zz~5); [L50] __VERIFIER_assert_#in~cond := 0; [L51] havoc __VERIFIER_assert_~cond; [L52] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L53] assume __VERIFIER_assert_~cond == 0; [L61] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNSAFE Result, 7.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 6.9s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_13-48-36-431.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/interleave_bits.i_3.bplTransformedIcfg_BEv2_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_13-48-36-431.csv Received shutdown request...