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/20170304-DifficultPathPrograms/jm2006.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:51:21,501 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:51:21,503 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:51:21,521 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:51:21,521 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:51:21,522 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:51:21,524 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:51:21,526 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:51:21,530 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:51:21,538 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:51:21,539 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:51:21,539 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:51:21,542 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:51:21,544 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:51:21,545 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:51:21,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:51:21,549 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:51:21,553 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:51:21,555 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:51:21,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:51:21,562 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:51:21,563 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:51:21,568 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:51:21,571 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:51:21,571 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:51:21,572 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:51:21,573 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:51:21,574 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:51:21,575 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:51:21,576 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:51:21,576 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:51:21,580 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:51:21,580 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:51:21,580 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:51:21,581 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:51:21,584 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:51:21,584 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:51:21,599 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:51:21,599 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:51:21,601 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:51:21,601 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:51:21,601 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:51:21,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:51:21,602 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:51:21,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:51:21,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:51:21,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:51:21,683 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:51:21,684 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:51:21,684 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jm2006.c.i_3.bpl [2018-09-26 08:51:21,685 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jm2006.c.i_3.bpl' [2018-09-26 08:51:21,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:51:21,749 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:51:21,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:51:21,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:51:21,750 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:51:21,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:51:21,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:51:21,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:51:21,793 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:51:21,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... [2018-09-26 08:51:21,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:51:21,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:51:21,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:51:21,817 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:51:21,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-09-26 08:51:21,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:51:21,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:51:22,046 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:51:22,047 INFO L202 PluginConnector]: Adding new model jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:51:22 BoogieIcfgContainer [2018-09-26 08:51:22,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:51:22,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:51:22,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:51:22,056 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:51:22,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:21" (1/2) ... [2018-09-26 08:51:22,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6963774d and model type jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:51:22, skipping insertion in model container [2018-09-26 08:51:22,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:51:22" (2/2) ... [2018-09-26 08:51:22,060 INFO L112 eAbstractionObserver]: Analyzing ICFG jm2006.c.i_3.bpl [2018-09-26 08:51:22,072 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:51:22,082 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:51:22,142 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:51:22,143 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:51:22,143 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:51:22,143 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:51:22,143 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:51:22,143 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:51:22,144 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:51:22,144 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:51:22,144 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:51:22,162 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:51:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:51:22,177 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:51:22,178 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:51:22,179 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:51:22,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:51:22,185 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:51:22,207 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:51:22,378 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-26 08:51:22,556 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:51:22,557 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:51:22,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:51:22,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:51:22,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:51:22,572 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 08:51:22,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:51:22,625 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:51:22,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:51:22,627 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 08:51:22,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:51:22,638 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:51:22,638 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:51:22,642 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:51:22,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:51:22,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:51:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:51:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:51:22,676 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:51:22,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:51:22,677 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:51:22,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:51:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:51:22,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:51:22,678 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:51:22,678 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:51:22,678 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:51:22,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:51:22,679 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, 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 08:51:22,691 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:51:23,292 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 15 [2018-09-26 08:51:23,964 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-09-26 08:51:24,530 WARN L178 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-09-26 08:51:25,589 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-26 08:51:26,458 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-09-26 08:51:28,501 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-26 08:51:29,128 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-09-26 08:51:29,844 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-09-26 08:51:30,566 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-26 08:51:31,569 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2018-09-26 08:51:32,908 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-09-26 08:51:33,931 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-09-26 08:51:35,126 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-09-26 08:51:36,342 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-09-26 08:51:37,793 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-09-26 08:51:39,357 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2018-09-26 08:51:41,153 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2018-09-26 08:51:43,016 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-09-26 08:51:44,991 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-09-26 08:51:47,268 WARN L178 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2018-09-26 08:51:49,685 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2018-09-26 08:51:52,202 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2018-09-26 08:51:55,590 WARN L178 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-09-26 08:51:58,175 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 15 [2018-09-26 08:51:59,702 WARN L178 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-09-26 08:52:03,033 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-09-26 08:52:06,719 WARN L178 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2018-09-26 08:52:10,498 WARN L178 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-09-26 08:52:14,433 WARN L178 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-09-26 08:52:18,773 WARN L178 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-09-26 08:52:23,349 WARN L178 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 346 [2018-09-26 08:52:28,241 WARN L178 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2018-09-26 08:52:33,319 WARN L178 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-09-26 08:52:38,837 WARN L178 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2018-09-26 08:52:44,705 WARN L178 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-09-26 08:52:50,959 WARN L178 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-09-26 08:52:57,550 WARN L178 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-09-26 08:53:04,647 WARN L178 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2018-09-26 08:53:12,138 WARN L178 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-09-26 08:53:20,325 WARN L178 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-09-26 08:53:28,702 WARN L178 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-09-26 08:53:37,651 WARN L178 SmtUtils]: Spent 586.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2018-09-26 08:53:46,960 WARN L178 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-09-26 08:53:56,889 WARN L178 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2018-09-26 08:54:07,679 WARN L178 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2018-09-26 08:54:18,526 WARN L178 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-09-26 08:54:29,980 WARN L178 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-09-26 08:54:42,041 WARN L178 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2018-09-26 08:54:54,578 WARN L178 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-09-26 08:55:07,735 WARN L178 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2018-09-26 08:55:21,293 WARN L178 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-09-26 08:55:35,259 WARN L178 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-09-26 08:55:50,120 WARN L178 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 544 Received shutdown request... [2018-09-26 08:56:04,741 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:56:04,741 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:56:04,748 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:56:04,748 INFO L202 PluginConnector]: Adding new model jm2006.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:56:04 BoogieIcfgContainer [2018-09-26 08:56:04,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:56:04,749 INFO L168 Benchmark]: Toolchain (without parser) took 283004.26 ms. Allocated memory was 1.6 GB in the beginning and 1.2 GB in the end (delta: -330.8 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 359.9 MB). Peak memory consumption was 255.2 MB. Max. memory is 7.1 GB. [2018-09-26 08:56:04,750 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:56:04,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.61 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:56:04,751 INFO L168 Benchmark]: Boogie Preprocessor took 23.76 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:56:04,752 INFO L168 Benchmark]: RCFGBuilder took 230.31 ms. Allocated memory is still 1.6 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 08:56:04,752 INFO L168 Benchmark]: TraceAbstraction took 282696.03 ms. Allocated memory was 1.6 GB in the beginning and 1.2 GB in the end (delta: -330.8 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 338.8 MB). Peak memory consumption was 234.0 MB. Max. memory is 7.1 GB. [2018-09-26 08:56:04,756 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 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.61 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.76 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 230.31 ms. Allocated memory is still 1.6 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 282696.03 ms. Allocated memory was 1.6 GB in the beginning and 1.2 GB in the end (delta: -330.8 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 338.8 MB). Peak memory consumption was 234.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 53). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 183 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 282.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s 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: 0.2s 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/jm2006.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-56-04-769.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jm2006.c.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-56-04-769.csv Completed graceful shutdown