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/toy/tooDifficultLoopInvariant/INT_add_vs_inc.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:12:57,928 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:12:57,931 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:12:57,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:12:57,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:12:57,949 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:12:57,950 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:12:57,953 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:12:57,957 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:12:57,963 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:12:57,964 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:12:57,966 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:12:57,967 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:12:57,968 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:12:57,969 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:12:57,970 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:12:57,973 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:12:57,977 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:12:57,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:12:57,983 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:12:57,984 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:12:57,985 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:12:57,987 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:12:57,988 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:12:57,988 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:12:57,989 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:12:57,989 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:12:57,990 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:12:57,991 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:12:57,992 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:12:57,992 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:12:57,993 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:12:57,993 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:12:57,993 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:12:57,994 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:12:57,995 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:12:57,995 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 09:12:58,003 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:12:58,003 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:12:58,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:12:58,004 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:12:58,004 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:12:58,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:12:58,005 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:12:58,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:12:58,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:12:58,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:12:58,077 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:12:58,077 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:12:58,078 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/INT_add_vs_inc.bpl [2018-09-26 09:12:58,078 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/INT_add_vs_inc.bpl' [2018-09-26 09:12:58,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:12:58,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:12:58,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:12:58,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:12:58,129 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:12:58,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,167 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:12:58,168 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:12:58,168 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:12:58,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:12:58,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:12:58,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:12:58,171 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:12:58,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/1) ... [2018-09-26 09:12:58,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:12:58,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:12:58,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:12:58,194 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:12:58,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (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 09:12:58,254 INFO L124 BoogieDeclarations]: Specification and implementation of procedure add given in one single declaration [2018-09-26 09:12:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure add [2018-09-26 09:12:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure add [2018-09-26 09:12:58,476 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:12:58,476 INFO L202 PluginConnector]: Adding new model INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:12:58 BoogieIcfgContainer [2018-09-26 09:12:58,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:12:58,478 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:12:58,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:12:58,481 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:12:58,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:58" (1/2) ... [2018-09-26 09:12:58,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e9240a and model type INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:12:58, skipping insertion in model container [2018-09-26 09:12:58,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:12:58" (2/2) ... [2018-09-26 09:12:58,485 INFO L112 eAbstractionObserver]: Analyzing ICFG INT_add_vs_inc.bpl [2018-09-26 09:12:58,495 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:12:58,505 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:12:58,552 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:12:58,553 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:12:58,553 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:12:58,554 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:12:58,554 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:12:58,554 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:12:58,554 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:12:58,554 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:12:58,555 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:12:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 09:12:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:12:58,578 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:12:58,579 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:12:58,580 INFO L423 AbstractCegarLoop]: === Iteration 1 === [addErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:12:58,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:12:58,587 INFO L82 PathProgramCache]: Analyzing trace with hash 29984, 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 09:12:58,618 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:12:59,025 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:12:59,026 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:12:59,030 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:12:59,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:12:59,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:12:59,039 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-09-26 09:12:59,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:12:59,117 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-09-26 09:12:59,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:12:59,119 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:12:59,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:12:59,131 INFO L225 Difference]: With dead ends: 8 [2018-09-26 09:12:59,131 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:12:59,134 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:12:59,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:12:59,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:12:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:12:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:12:59,165 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:12:59,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:12:59,166 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:12:59,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:12:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:12:59,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:12:59,167 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:12:59,167 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:12:59,167 INFO L423 AbstractCegarLoop]: === Iteration 2 === [addErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:12:59,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:12:59,168 INFO L82 PathProgramCache]: Analyzing trace with hash 927558, 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 [2018-09-26 09:12:59,178 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:13:00,753 WARN L178 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-09-26 09:13:01,628 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2018-09-26 09:13:02,221 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-09-26 09:13:03,579 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-09-26 09:13:04,188 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-26 09:13:04,695 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-09-26 09:13:05,248 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-09-26 09:13:05,770 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-09-26 09:13:06,310 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-09-26 09:13:07,091 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-09-26 09:13:07,747 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-09-26 09:13:08,429 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-09-26 09:13:09,078 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-09-26 09:13:09,819 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-09-26 09:13:10,747 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2018-09-26 09:13:11,581 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-09-26 09:13:12,484 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-09-26 09:13:13,426 WARN L178 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2018-09-26 09:13:14,632 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-09-26 09:13:15,775 WARN L178 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-09-26 09:13:16,941 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-09-26 09:13:18,679 WARN L178 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-09-26 09:13:20,791 WARN L178 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2018-09-26 09:13:22,946 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-09-26 09:13:24,492 WARN L178 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-09-26 09:13:25,975 WARN L178 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2018-09-26 09:13:27,532 WARN L178 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-09-26 09:13:29,148 WARN L178 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-09-26 09:13:30,958 WARN L178 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-09-26 09:13:32,738 WARN L178 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2018-09-26 09:13:34,574 WARN L178 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-09-26 09:13:36,519 WARN L178 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-09-26 09:13:38,563 WARN L178 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2018-09-26 09:13:40,768 WARN L178 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-09-26 09:13:43,017 WARN L178 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-09-26 09:13:45,358 WARN L178 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-09-26 09:13:47,954 WARN L178 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-09-26 09:13:50,419 WARN L178 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-09-26 09:13:53,116 WARN L178 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-09-26 09:13:55,859 WARN L178 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-09-26 09:13:58,712 WARN L178 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2018-09-26 09:14:01,736 WARN L178 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-09-26 09:14:04,778 WARN L178 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2018-09-26 09:14:07,968 WARN L178 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-09-26 09:14:11,258 WARN L178 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-09-26 09:14:14,704 WARN L178 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 444 [2018-09-26 09:14:18,263 WARN L178 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-09-26 09:14:21,839 WARN L178 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-09-26 09:14:25,553 WARN L178 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 468 [2018-09-26 09:14:29,580 WARN L178 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2018-09-26 09:14:33,689 WARN L178 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2018-09-26 09:14:37,993 WARN L178 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2018-09-26 09:14:42,260 WARN L178 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-09-26 09:14:46,702 WARN L178 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-09-26 09:14:51,274 WARN L178 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2018-09-26 09:14:56,019 WARN L178 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-09-26 09:15:01,006 WARN L178 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-09-26 09:15:06,118 WARN L178 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2018-09-26 09:15:11,402 WARN L178 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2018-09-26 09:15:16,780 WARN L178 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2018-09-26 09:15:22,269 WARN L178 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2018-09-26 09:15:27,997 WARN L178 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2018-09-26 09:15:33,877 WARN L178 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 580 [2018-09-26 09:15:39,860 WARN L178 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2018-09-26 09:15:46,039 WARN L178 SmtUtils]: Spent 912.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2018-09-26 09:15:52,523 WARN L178 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2018-09-26 09:15:59,134 WARN L178 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2018-09-26 09:16:05,898 WARN L178 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-09-26 09:16:12,893 WARN L178 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 628 [2018-09-26 09:16:20,104 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 636 [2018-09-26 09:16:27,474 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 644 [2018-09-26 09:16:34,991 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 652 [2018-09-26 09:16:42,677 WARN L178 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 660 [2018-09-26 09:16:50,616 WARN L178 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 668 [2018-09-26 09:16:58,759 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 676 [2018-09-26 09:17:07,219 WARN L178 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 684 [2018-09-26 09:17:15,877 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 692 [2018-09-26 09:17:24,634 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 700 [2018-09-26 09:17:33,481 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 708 Received shutdown request... [2018-09-26 09:17:37,937 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:17:37,938 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:17:37,944 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:17:37,945 INFO L202 PluginConnector]: Adding new model INT_add_vs_inc.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:17:37 BoogieIcfgContainer [2018-09-26 09:17:37,945 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:17:37,946 INFO L168 Benchmark]: Toolchain (without parser) took 279820.26 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.8 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 458.1 MB). Peak memory consumption was 128.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:17:37,948 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. [2018-09-26 09:17:37,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.60 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 09:17:37,949 INFO L168 Benchmark]: Boogie Preprocessor took 21.98 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 09:17:37,950 INFO L168 Benchmark]: RCFGBuilder took 283.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:17:37,956 INFO L168 Benchmark]: TraceAbstraction took 279467.46 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.8 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 436.9 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:17:37,963 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 41.60 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 21.98 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 283.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 279467.46 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.8 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 436.9 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 23]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 23). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 266 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 279.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 7 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 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: 0.3s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/INT_add_vs_inc.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-17-37-986.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/INT_add_vs_inc.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-17-37-986.csv Completed graceful shutdown