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 -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/gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:38:52,495 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:38:52,498 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:38:52,518 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:38:52,519 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:38:52,521 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:38:52,522 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:38:52,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:38:52,528 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:38:52,531 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:38:52,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:38:52,534 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:38:52,535 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:38:52,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:38:52,539 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:38:52,540 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:38:52,541 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:38:52,545 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:38:52,556 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:38:52,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:38:52,561 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:38:52,562 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:38:52,565 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:38:52,566 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:38:52,566 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:38:52,568 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:38:52,569 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:38:52,570 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:38:52,572 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:38:52,573 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:38:52,574 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:38:52,575 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:38:52,576 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:38:52,576 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:38:52,579 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:38:52,580 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:38:52,580 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:38:52,595 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:38:52,597 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:38:52,599 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:38:52,599 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:38:52,599 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:38:52,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:38:52,600 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:38:52,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:38:52,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:38:52,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:38:52,704 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:38:52,704 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:38:52,705 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl [2018-09-26 08:38:52,705 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl' [2018-09-26 08:38:52,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:38:52,778 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:38:52,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:38:52,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:38:52,779 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:38:52,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:38:52,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:38:52,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:38:52,824 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:38:52,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/1) ... [2018-09-26 08:38:52,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:38:52,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:38:52,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:38:52,847 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:38:52,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (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 [2018-09-26 08:38:52,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 08:38:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:38:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:38:53,207 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:38:53,208 INFO L202 PluginConnector]: Adding new model gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:38:53 BoogieIcfgContainer [2018-09-26 08:38:53,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:38:53,210 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:38:53,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:38:53,214 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:38:53,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:38:52" (1/2) ... [2018-09-26 08:38:53,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15646250 and model type gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:38:53, skipping insertion in model container [2018-09-26 08:38:53,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:38:53" (2/2) ... [2018-09-26 08:38:53,217 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl [2018-09-26 08:38:53,228 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:38:53,236 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:38:53,288 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:38:53,289 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:38:53,289 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:38:53,290 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:38:53,290 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:38:53,290 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:38:53,290 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:38:53,290 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:38:53,291 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:38:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 08:38:53,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 08:38:53,316 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:38:53,317 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 08:38:53,319 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:38:53,325 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:38:53,326 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, 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 [2018-09-26 08:38:53,364 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:38:53,658 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2018-09-26 08:38:53,744 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:38:53,744 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:38:53,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:38:53,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:38:53,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:38:53,759 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-09-26 08:38:53,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:38:53,780 INFO L93 Difference]: Finished difference Result 5 states and 5 transitions. [2018-09-26 08:38:53,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:38:53,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-09-26 08:38:53,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:38:53,792 INFO L225 Difference]: With dead ends: 5 [2018-09-26 08:38:53,792 INFO L226 Difference]: Without dead ends: 0 [2018-09-26 08:38:53,796 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:38:53,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-26 08:38:53,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-26 08:38:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-26 08:38:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-26 08:38:53,822 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2018-09-26 08:38:53,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:38:53,823 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-26 08:38:53,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:38:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-26 08:38:53,823 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-26 08:38:53,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-26 08:38:53,929 INFO L422 ceAbstractionStarter]: At program point L65(lines 65 66) the Hoare annotation is: false [2018-09-26 08:38:53,929 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 68) the Hoare annotation is: false [2018-09-26 08:38:53,929 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 68) the Hoare annotation is: true [2018-09-26 08:38:53,929 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 68) no Hoare annotation was computed. [2018-09-26 08:38:53,930 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 67) the Hoare annotation is: false [2018-09-26 08:38:53,930 INFO L422 ceAbstractionStarter]: At program point L51(lines 40 52) the Hoare annotation is: (or (<= ULTIMATE.start_main_~y~7 0) (not (= ULTIMATE.start_gcd_test_~b 0)) (<= ULTIMATE.start_gcd_test_~a ULTIMATE.start_main_~y~7) (< 127 ULTIMATE.start_gcd_test_~a)) [2018-09-26 08:38:53,940 INFO L202 PluginConnector]: Adding new model gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:38:53 BoogieIcfgContainer [2018-09-26 08:38:53,940 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:38:53,941 INFO L168 Benchmark]: Toolchain (without parser) took 1166.67 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: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2018-09-26 08:38:53,943 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-09-26 08:38:53,944 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.01 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. [2018-09-26 08:38:53,946 INFO L168 Benchmark]: Boogie Preprocessor took 21.76 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. [2018-09-26 08:38:53,947 INFO L168 Benchmark]: RCFGBuilder took 362.01 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. [2018-09-26 08:38:53,948 INFO L168 Benchmark]: TraceAbstraction took 730.87 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2018-09-26 08:38:53,955 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 0.19 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 45.01 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 21.76 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 362.01 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 730.87 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 67]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((main_~y~7 <= 0 || !(gcd_test_~b == 0)) || gcd_test_~a <= main_~y~7) || 127 < gcd_test_~a - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 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, 0.2s 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: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 5 NumberOfFragments, 21 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-38-53-975.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gcd_2.i_4.bplTransformedIcfg_BEv2_6.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-38-53-975.csv Received shutdown request...