java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:03:54,875 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:03:54,877 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:03:54,888 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:03:54,889 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:03:54,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:03:54,891 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:03:54,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:03:54,895 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:03:54,896 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:03:54,897 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:03:54,897 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:03:54,898 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:03:54,899 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:03:54,900 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:03:54,901 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:03:54,902 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:03:54,904 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:03:54,906 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:03:54,908 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:03:54,909 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:03:54,911 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:03:54,914 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:03:54,914 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:03:54,914 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:03:54,915 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:03:54,916 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:03:54,917 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:03:54,918 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:03:54,919 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:03:54,920 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:03:54,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:03:54,921 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:03:54,921 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:03:54,922 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:03:54,923 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:03:54,923 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:03:54,931 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:03:54,932 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:03:54,933 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:03:54,933 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:03:54,934 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:03:54,934 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:03:54,934 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:03:55,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:03:55,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:03:55,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:03:55,029 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:03:55,029 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:03:55,030 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-25 14:03:55,031 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl' [2018-07-25 14:03:55,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:03:55,141 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:03:55,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:03:55,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:03:55,143 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:03:55,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:03:55,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:03:55,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:03:55,194 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:03:55,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... [2018-07-25 14:03:55,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:03:55,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:03:55,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:03:55,249 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:03:55,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 14:03:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:03:55,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:03:56,143 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:03:56,144 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:03:56 BoogieIcfgContainer [2018-07-25 14:03:56,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:03:56,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:03:56,145 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:03:56,148 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:03:56,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:03:55" (1/2) ... [2018-07-25 14:03:56,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4caefcc5 and model type pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:03:56, skipping insertion in model container [2018-07-25 14:03:56,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:03:56" (2/2) ... [2018-07-25 14:03:56,152 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-25 14:03:56,163 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:03:56,172 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:03:56,219 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:03:56,220 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:03:56,220 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:03:56,220 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:03:56,220 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:03:56,220 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:03:56,221 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:03:56,221 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:03:56,221 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:03:56,234 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:03:56,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:03:56,243 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:03:56,244 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:03:56,245 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:03:56,250 INFO L82 PathProgramCache]: Analyzing trace with hash 979518, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:03:56,276 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:03:56,823 WARN L169 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-07-25 14:03:57,106 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 14:03:57,173 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:03:57,174 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:03:57,179 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:03:57,185 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:03:57,186 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:03:57,189 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:03:57,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:03:57,271 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:03:57,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:03:57,274 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:03:57,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:03:57,285 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:03:57,286 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:03:57,290 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:03:57,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:03:57,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:03:57,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:03:57,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:03:57,325 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:03:57,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:03:57,326 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:03:57,326 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:03:57,326 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:03:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:03:57,327 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:03:57,327 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:03:57,327 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:03:57,328 INFO L82 PathProgramCache]: Analyzing trace with hash 941392015, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:03:57,337 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:03:57,683 WARN L169 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 14:03:57,946 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-25 14:03:58,432 WARN L169 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-07-25 14:03:58,679 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2018-07-25 14:03:59,117 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2018-07-25 14:03:59,650 WARN L169 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-25 14:04:00,745 WARN L169 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 215 [2018-07-25 14:04:01,532 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 254 [2018-07-25 14:04:02,382 WARN L169 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-25 14:04:05,045 WARN L169 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 312 [2018-07-25 14:04:07,004 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 320 [2018-07-25 14:04:07,800 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-25 14:04:08,874 WARN L169 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-07-25 14:04:12,515 WARN L169 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-07-25 14:04:13,216 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-07-25 14:04:14,908 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 414 DAG size of output: 414 [2018-07-25 14:04:20,513 WARN L169 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 388 [2018-07-25 14:04:21,806 WARN L169 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-07-25 14:04:23,707 WARN L169 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2018-07-25 14:04:33,015 WARN L169 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 14:04:34,123 WARN L169 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-25 14:04:36,927 WARN L169 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2018-07-25 14:04:51,754 WARN L169 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2018-07-25 14:04:53,944 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-07-25 14:04:57,992 WARN L169 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 613 [2018-07-25 14:05:21,467 WARN L169 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-07-25 14:05:23,403 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 14:05:28,592 WARN L169 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2018-07-25 14:06:08,141 WARN L169 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2018-07-25 14:06:11,873 WARN L169 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-07-25 14:06:17,364 WARN L169 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 714 [2018-07-25 14:07:14,194 WARN L169 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-07-25 14:07:18,400 WARN L169 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-25 14:07:29,697 WARN L169 SmtUtils]: Spent 5.80 s on a formula simplification. DAG size of input: 718 DAG size of output: 718 Received shutdown request... [2018-07-25 14:08:41,547 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:08:41,547 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:08:41,554 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:08:41,554 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:08:41 BoogieIcfgContainer [2018-07-25 14:08:41,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:08:41,555 INFO L168 Benchmark]: Toolchain (without parser) took 286416.45 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 59.8 MB). Free memory was 1.4 GB in the beginning and 877.0 MB in the end (delta: 572.0 MB). Peak memory consumption was 631.8 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:41,557 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:08:41,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:08:41,558 INFO L168 Benchmark]: Boogie Preprocessor took 51.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:08:41,559 INFO L168 Benchmark]: RCFGBuilder took 897.94 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:41,559 INFO L168 Benchmark]: TraceAbstraction took 285409.26 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 59.8 MB). Free memory was 1.4 GB in the beginning and 877.0 MB in the end (delta: 529.7 MB). Peak memory consumption was 589.5 MB. Max. memory is 7.1 GB. [2018-07-25 14:08:41,564 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 51.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 897.94 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285409.26 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 59.8 MB). Free memory was 1.4 GB in the beginning and 877.0 MB in the end (delta: 529.7 MB). Peak memory consumption was 589.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 314]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 314). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 45 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 15 locations, 1 error locations. TIMEOUT Result, 285.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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: 0.8s 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/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-08-41-578.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-08-41-578.csv Completed graceful shutdown