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-smtinterpol.epf -i ../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:26:23,681 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:26:23,683 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:26:23,708 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:26:23,709 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:26:23,710 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:26:23,714 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:26:23,717 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:26:23,721 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:26:23,730 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:26:23,731 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:26:23,731 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:26:23,732 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:26:23,740 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:26:23,745 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:26:23,748 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:26:23,749 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:26:23,754 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:26:23,759 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:26:23,768 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:26:23,773 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:26:23,776 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:26:23,778 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:26:23,778 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:26:23,779 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:26:23,780 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:26:23,781 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:26:23,782 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:26:23,783 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:26:23,784 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:26:23,784 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:26:23,785 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:26:23,785 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:26:23,785 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:26:23,786 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:26:23,787 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:26:23,787 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-09-26 09:26:23,795 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:26:23,796 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:26:23,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:26:23,797 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:26:23,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:26:23,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:26:23,798 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:26:23,798 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:26:23,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:26:23,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:26:23,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:26:23,870 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:26:23,870 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:26:23,871 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl [2018-09-26 09:26:23,872 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl' [2018-09-26 09:26:23,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:26:23,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:26:23,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:26:23,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:26:23,992 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:26:24,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,039 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:26:24,039 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:26:24,039 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:26:24,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:26:24,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:26:24,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:26:24,043 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:26:24,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:26:24,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:26:24,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:26:24,098 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:26:24,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/1) ... [2018-09-26 09:26:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-26 09:26:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-26 09:26:24,256 WARN L668 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-26 09:26:24,257 WARN L633 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-26 09:26:24,960 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:26:24,961 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:26:24 BoogieIcfgContainer [2018-09-26 09:26:24,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:26:24,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:26:24,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:26:24,972 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:26:24,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:26:23" (1/2) ... [2018-09-26 09:26:24,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64631ec0 and model type s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:26:24, skipping insertion in model container [2018-09-26 09:26:24,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:26:24" (2/2) ... [2018-09-26 09:26:24,977 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_1_Safe.bpl [2018-09-26 09:26:24,988 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:26:25,002 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:26:25,057 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:26:25,058 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:26:25,058 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:26:25,059 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:26:25,059 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:26:25,060 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:26:25,060 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:26:25,060 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:26:25,060 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:26:25,083 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-09-26 09:26:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 09:26:25,093 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:26:25,094 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:26:25,096 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:26:25,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:26:25,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1577799509, now seen corresponding path program 1 times [2018-09-26 09:26:25,108 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:26:25,611 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:26:25,612 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 09:26:25,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:26:25,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:26:25,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:26:25,629 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 4 states. [2018-09-26 09:26:25,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:26:25,841 INFO L93 Difference]: Finished difference Result 201 states and 342 transitions. [2018-09-26 09:26:25,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:26:25,843 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-09-26 09:26:25,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:26:25,875 INFO L225 Difference]: With dead ends: 201 [2018-09-26 09:26:25,875 INFO L226 Difference]: Without dead ends: 187 [2018-09-26 09:26:25,881 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1824 GetRequests, 1807 SyntacticMatches, 13 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-26 09:26:25,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-09-26 09:26:25,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 182. [2018-09-26 09:26:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-09-26 09:26:25,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 273 transitions. [2018-09-26 09:26:25,975 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 273 transitions. Word has length 20 [2018-09-26 09:26:25,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:26:25,978 INFO L480 AbstractCegarLoop]: Abstraction has 182 states and 273 transitions. [2018-09-26 09:26:25,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:26:25,978 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 273 transitions. [2018-09-26 09:26:25,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 09:26:25,983 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:26:25,983 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:26:25,984 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:26:25,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:26:25,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1941876722, now seen corresponding path program 1 times [2018-09-26 09:26:25,984 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:26:26,426 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:26:26,427 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-26 09:26:26,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-26 09:26:26,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-26 09:26:26,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-09-26 09:26:26,431 INFO L87 Difference]: Start difference. First operand 182 states and 273 transitions. Second operand 5 states. [2018-09-26 09:26:26,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:26:26,575 INFO L93 Difference]: Finished difference Result 238 states and 362 transitions. [2018-09-26 09:26:26,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-26 09:26:26,575 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-09-26 09:26:26,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:26:26,583 INFO L225 Difference]: With dead ends: 238 [2018-09-26 09:26:26,583 INFO L226 Difference]: Without dead ends: 236 [2018-09-26 09:26:26,588 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2681 GetRequests, 2661 SyntacticMatches, 14 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-09-26 09:26:26,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-09-26 09:26:26,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 205. [2018-09-26 09:26:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-09-26 09:26:26,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 314 transitions. [2018-09-26 09:26:26,701 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 314 transitions. Word has length 43 [2018-09-26 09:26:26,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:26:26,702 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 314 transitions. [2018-09-26 09:26:26,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-26 09:26:26,702 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 314 transitions. [2018-09-26 09:26:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 09:26:26,706 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:26:26,707 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:26:26,707 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:26:26,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:26:26,708 INFO L82 PathProgramCache]: Analyzing trace with hash -2009773250, now seen corresponding path program 1 times [2018-09-26 09:26:26,709 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:26:29,063 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:26:29,064 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-26 09:26:29,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-26 09:26:29,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-26 09:26:29,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2018-09-26 09:26:29,065 INFO L87 Difference]: Start difference. First operand 205 states and 314 transitions. Second operand 9 states. [2018-09-26 09:26:29,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:26:29,553 INFO L93 Difference]: Finished difference Result 526 states and 838 transitions. [2018-09-26 09:26:29,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-26 09:26:29,554 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2018-09-26 09:26:29,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:26:29,558 INFO L225 Difference]: With dead ends: 526 [2018-09-26 09:26:29,558 INFO L226 Difference]: Without dead ends: 524 [2018-09-26 09:26:29,559 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14965 GetRequests, 14917 SyntacticMatches, 24 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=500, Unknown=0, NotChecked=0, Total=650 [2018-09-26 09:26:29,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2018-09-26 09:26:29,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 329. [2018-09-26 09:26:29,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2018-09-26 09:26:29,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 517 transitions. [2018-09-26 09:26:29,632 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 517 transitions. Word has length 61 [2018-09-26 09:26:29,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:26:29,633 INFO L480 AbstractCegarLoop]: Abstraction has 329 states and 517 transitions. [2018-09-26 09:26:29,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-26 09:26:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 517 transitions. [2018-09-26 09:26:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 09:26:29,637 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:26:29,637 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:26:29,637 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:26:29,637 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:26:29,638 INFO L82 PathProgramCache]: Analyzing trace with hash 802051158, now seen corresponding path program 1 times [2018-09-26 09:26:29,638 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:26:44,034 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:26:44,035 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-26 09:26:44,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-26 09:26:44,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-26 09:26:44,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1187, Unknown=0, NotChecked=0, Total=1482 [2018-09-26 09:26:44,037 INFO L87 Difference]: Start difference. First operand 329 states and 517 transitions. Second operand 11 states. [2018-09-26 09:26:44,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:26:44,560 INFO L93 Difference]: Finished difference Result 677 states and 1082 transitions. [2018-09-26 09:26:44,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-09-26 09:26:44,561 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 62 [2018-09-26 09:26:44,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:26:44,565 INFO L225 Difference]: With dead ends: 677 [2018-09-26 09:26:44,565 INFO L226 Difference]: Without dead ends: 675 [2018-09-26 09:26:44,567 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18218 GetRequests, 16357 SyntacticMatches, 1814 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63081 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=491, Invalid=1861, Unknown=0, NotChecked=0, Total=2352 [2018-09-26 09:26:44,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2018-09-26 09:26:44,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 465. [2018-09-26 09:26:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2018-09-26 09:26:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 738 transitions. [2018-09-26 09:26:44,696 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 738 transitions. Word has length 62 [2018-09-26 09:26:44,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:26:44,697 INFO L480 AbstractCegarLoop]: Abstraction has 465 states and 738 transitions. [2018-09-26 09:26:44,697 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-26 09:26:44,697 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 738 transitions. [2018-09-26 09:26:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 09:26:44,699 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:26:44,700 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:26:44,700 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:26:44,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:26:44,700 INFO L82 PathProgramCache]: Analyzing trace with hash 828698419, now seen corresponding path program 1 times [2018-09-26 09:26:44,701 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:26:46,448 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:26:46,449 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-26 09:26:46,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-26 09:26:46,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-26 09:26:46,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2018-09-26 09:26:46,451 INFO L87 Difference]: Start difference. First operand 465 states and 738 transitions. Second operand 9 states. [2018-09-26 09:26:47,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:26:47,052 INFO L93 Difference]: Finished difference Result 1299 states and 2124 transitions. [2018-09-26 09:26:47,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-26 09:26:47,053 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2018-09-26 09:26:47,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:26:47,067 INFO L225 Difference]: With dead ends: 1299 [2018-09-26 09:26:47,067 INFO L226 Difference]: Without dead ends: 1297 [2018-09-26 09:26:47,069 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16008 GetRequests, 15959 SyntacticMatches, 25 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=150, Invalid=500, Unknown=0, NotChecked=0, Total=650 [2018-09-26 09:26:47,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1297 states. [2018-09-26 09:26:47,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1297 to 465. [2018-09-26 09:26:47,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2018-09-26 09:26:47,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 738 transitions. [2018-09-26 09:26:47,233 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 738 transitions. Word has length 62 [2018-09-26 09:26:47,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:26:47,234 INFO L480 AbstractCegarLoop]: Abstraction has 465 states and 738 transitions. [2018-09-26 09:26:47,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-26 09:26:47,234 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 738 transitions. [2018-09-26 09:26:47,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 09:26:47,236 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:26:47,236 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:26:47,237 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:26:47,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:26:47,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1399640319, now seen corresponding path program 1 times [2018-09-26 09:26:47,238 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:26:57,428 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:26:57,428 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-26 09:26:57,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-26 09:26:57,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-26 09:26:57,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=1187, Unknown=0, NotChecked=0, Total=1482 [2018-09-26 09:26:57,430 INFO L87 Difference]: Start difference. First operand 465 states and 738 transitions. Second operand 11 states. [2018-09-26 09:26:58,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:26:58,112 INFO L93 Difference]: Finished difference Result 1085 states and 1758 transitions. [2018-09-26 09:26:58,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-09-26 09:26:58,112 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 63 [2018-09-26 09:26:58,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:26:58,118 INFO L225 Difference]: With dead ends: 1085 [2018-09-26 09:26:58,118 INFO L226 Difference]: Without dead ends: 1083 [2018-09-26 09:26:58,120 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19636 GetRequests, 17520 SyntacticMatches, 2069 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71903 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=491, Invalid=1861, Unknown=0, NotChecked=0, Total=2352 [2018-09-26 09:26:58,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2018-09-26 09:26:58,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 481. [2018-09-26 09:26:58,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2018-09-26 09:26:58,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 767 transitions. [2018-09-26 09:26:58,272 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 767 transitions. Word has length 63 [2018-09-26 09:26:58,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:26:58,272 INFO L480 AbstractCegarLoop]: Abstraction has 481 states and 767 transitions. [2018-09-26 09:26:58,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-26 09:26:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 767 transitions. [2018-09-26 09:26:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 09:26:58,274 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:26:58,274 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:26:58,274 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:26:58,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:26:58,275 INFO L82 PathProgramCache]: Analyzing trace with hash -959884663, now seen corresponding path program 1 times [2018-09-26 09:26:58,275 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:27:14,893 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:27:14,894 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-26 09:27:14,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-26 09:27:14,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-26 09:27:14,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=491, Invalid=2059, Unknown=0, NotChecked=0, Total=2550 [2018-09-26 09:27:14,896 INFO L87 Difference]: Start difference. First operand 481 states and 767 transitions. Second operand 12 states. [2018-09-26 09:27:15,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:27:15,418 INFO L93 Difference]: Finished difference Result 811 states and 1339 transitions. [2018-09-26 09:27:15,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-26 09:27:15,419 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 64 [2018-09-26 09:27:15,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:27:15,423 INFO L225 Difference]: With dead ends: 811 [2018-09-26 09:27:15,423 INFO L226 Difference]: Without dead ends: 809 [2018-09-26 09:27:15,424 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 28631 GetRequests, 25506 SyntacticMatches, 3066 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140576 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=756, Invalid=2904, Unknown=0, NotChecked=0, Total=3660 [2018-09-26 09:27:15,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2018-09-26 09:27:15,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 543. [2018-09-26 09:27:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2018-09-26 09:27:15,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 873 transitions. [2018-09-26 09:27:15,627 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 873 transitions. Word has length 64 [2018-09-26 09:27:15,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:27:15,628 INFO L480 AbstractCegarLoop]: Abstraction has 543 states and 873 transitions. [2018-09-26 09:27:15,628 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-26 09:27:15,628 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 873 transitions. [2018-09-26 09:27:15,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 09:27:15,629 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:27:15,630 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 09:27:15,630 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:27:15,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:27:15,630 INFO L82 PathProgramCache]: Analyzing trace with hash 172311088, now seen corresponding path program 1 times [2018-09-26 09:27:15,630 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:27:27,618 ERROR L236 seRefinementStrategy]: Caught known exception: Cannot handle literal (exists ((|v_ssl3_connect_#t~nondet46_5| Int)) (not (<= |v_ssl3_connect_#t~nondet46_5| 0))) [2018-09-26 09:27:27,618 INFO L251 seRefinementStrategy]: Global settings require throwing the exception. [2018-09-26 09:27:27,619 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot handle literal (exists ((|v_ssl3_connect_#t~nondet46_5| Int)) (not (<= |v_ssl3_connect_#t~nondet46_5| 0))) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:253) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot handle literal (exists ((|v_ssl3_connect_#t~nondet46_5| Int)) (not (<= |v_ssl3_connect_#t~nondet46_5| 0))) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.Clausifier$CollectLiterals.perform(Clausifier.java:788) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.Clausifier.run(Clausifier.java:1604) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.Clausifier.addFormula(Clausifier.java:1667) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.assertTerm(SMTInterpol.java:666) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.assertTerm(ManagedScript.java:135) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:82) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:823) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:382) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.computePdr(Pdr.java:291) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.(Pdr.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructPdr(TraceCheckConstructor.java:274) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:224) ... 19 more [2018-09-26 09:27:27,623 INFO L168 Benchmark]: Toolchain (without parser) took 63635.30 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 706.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:27:27,625 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.30 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 09:27:27,626 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.41 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 09:27:27,626 INFO L168 Benchmark]: Boogie Preprocessor took 54.44 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 09:27:27,627 INFO L168 Benchmark]: RCFGBuilder took 864.33 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-26 09:27:27,628 INFO L168 Benchmark]: TraceAbstraction took 62653.95 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 674.4 MB. Max. memory is 7.1 GB. [2018-09-26 09:27:27,632 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 0.30 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 50.41 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 54.44 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 864.33 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 62653.95 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 674.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot handle literal (exists ((|v_ssl3_connect_#t~nondet46_5| Int)) (not (<= |v_ssl3_connect_#t~nondet46_5| 0))) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot handle literal (exists ((|v_ssl3_connect_#t~nondet46_5| Int)) (not (<= |v_ssl3_connect_#t~nondet46_5| 0))): de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:253) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/s3_clnt_1_Safe.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-27-27-652.csv Received shutdown request...