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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 15:45:43,572 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 15:45:43,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 15:45:43,587 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 15:45:43,588 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 15:45:43,589 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 15:45:43,590 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 15:45:43,592 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 15:45:43,594 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 15:45:43,594 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 15:45:43,595 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 15:45:43,596 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 15:45:43,597 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 15:45:43,598 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 15:45:43,599 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 15:45:43,600 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 15:45:43,601 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 15:45:43,602 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 15:45:43,604 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 15:45:43,606 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 15:45:43,607 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 15:45:43,608 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 15:45:43,610 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 15:45:43,611 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 15:45:43,611 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 15:45:43,612 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 15:45:43,613 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 15:45:43,614 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 15:45:43,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 15:45:43,615 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 15:45:43,616 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 15:45:43,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 15:45:43,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 15:45:43,617 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 15:45:43,618 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 15:45:43,618 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 15:45:43,619 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-10 15:45:43,634 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 15:45:43,634 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 15:45:43,635 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 15:45:43,635 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 15:45:43,636 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 15:45:43,636 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 15:45:43,636 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 15:45:43,637 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 15:45:43,637 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 15:45:43,638 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 15:45:43,638 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 15:45:43,638 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 15:45:43,638 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 15:45:43,639 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 15:45:43,639 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 15:45:43,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 15:45:43,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 15:45:43,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 15:45:43,733 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 15:45:43,733 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 15:45:43,734 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl [2018-10-10 15:45:43,735 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl' [2018-10-10 15:45:43,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 15:45:43,814 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-10 15:45:43,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 15:45:43,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 15:45:43,815 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 15:45:43,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/1) ... [2018-10-10 15:45:43,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/1) ... [2018-10-10 15:45:43,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/1) ... [2018-10-10 15:45:43,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/1) ... [2018-10-10 15:45:43,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/1) ... [2018-10-10 15:45:43,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/1) ... [2018-10-10 15:45:43,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/1) ... [2018-10-10 15:45:43,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 15:45:43,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 15:45:43,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 15:45:43,883 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 15:45:43,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (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 [2018-10-10 15:45:43,952 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 15:45:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 15:45:43,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 15:45:44,854 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 15:45:44,856 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 03:45:44 BoogieIcfgContainer [2018-10-10 15:45:44,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 15:45:44,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 15:45:44,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 15:45:44,861 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 15:45:44,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 03:45:43" (1/2) ... [2018-10-10 15:45:44,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a0bc993 and model type sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 03:45:44, skipping insertion in model container [2018-10-10 15:45:44,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 03:45:44" (2/2) ... [2018-10-10 15:45:44,864 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl [2018-10-10 15:45:44,875 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 15:45:44,890 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 15:45:44,912 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 15:45:44,949 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 15:45:44,950 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 15:45:44,950 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 15:45:44,950 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 15:45:44,950 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 15:45:44,950 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 15:45:44,951 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 15:45:44,951 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 15:45:44,951 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 15:45:44,984 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2018-10-10 15:45:44,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-10 15:45:44,997 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:45:44,998 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 15:45:45,000 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:45:45,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:45:45,007 INFO L82 PathProgramCache]: Analyzing trace with hash 1019870340, now seen corresponding path program 1 times [2018-10-10 15:45:45,071 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:45:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:45:45,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 15:45:45,539 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 15:45:45,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-10 15:45:45,545 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-10 15:45:45,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-10 15:45:45,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-10 15:45:45,565 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 6 states. [2018-10-10 15:45:46,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:45:46,007 INFO L93 Difference]: Finished difference Result 156 states and 157 transitions. [2018-10-10 15:45:46,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-10 15:45:46,012 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-10-10 15:45:46,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:45:46,028 INFO L225 Difference]: With dead ends: 156 [2018-10-10 15:45:46,029 INFO L226 Difference]: Without dead ends: 156 [2018-10-10 15:45:46,031 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-10-10 15:45:46,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-10-10 15:45:46,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 133. [2018-10-10 15:45:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-10-10 15:45:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 134 transitions. [2018-10-10 15:45:46,082 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 134 transitions. Word has length 94 [2018-10-10 15:45:46,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:45:46,083 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 134 transitions. [2018-10-10 15:45:46,083 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-10 15:45:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-10 15:45:46,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-10 15:45:46,088 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:45:46,088 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 15:45:46,089 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:45:46,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:45:46,090 INFO L82 PathProgramCache]: Analyzing trace with hash 30157837, now seen corresponding path program 1 times [2018-10-10 15:45:46,091 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:45:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:45:46,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-10 15:45:46,804 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 15:45:46,804 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-10-10 15:45:46,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-10 15:45:46,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-10 15:45:46,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-10-10 15:45:46,807 INFO L87 Difference]: Start difference. First operand 133 states and 134 transitions. Second operand 12 states. [2018-10-10 15:45:47,958 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-10 15:45:48,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:45:48,231 INFO L93 Difference]: Finished difference Result 182 states and 183 transitions. [2018-10-10 15:45:48,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-10-10 15:45:48,232 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2018-10-10 15:45:48,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:45:48,235 INFO L225 Difference]: With dead ends: 182 [2018-10-10 15:45:48,236 INFO L226 Difference]: Without dead ends: 182 [2018-10-10 15:45:48,237 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2018-10-10 15:45:48,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-10-10 15:45:48,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 134. [2018-10-10 15:45:48,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-10-10 15:45:48,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 135 transitions. [2018-10-10 15:45:48,252 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 135 transitions. Word has length 112 [2018-10-10 15:45:48,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:45:48,253 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 135 transitions. [2018-10-10 15:45:48,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-10 15:45:48,253 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-10-10 15:45:48,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-10 15:45:48,258 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:45:48,258 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 15:45:48,258 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:45:48,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:45:48,260 INFO L82 PathProgramCache]: Analyzing trace with hash 548334012, now seen corresponding path program 1 times [2018-10-10 15:45:48,262 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:45:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:45:48,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-10 15:45:48,652 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 15:45:48,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-10 15:45:48,652 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-10 15:45:48,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-10 15:45:48,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-10-10 15:45:48,653 INFO L87 Difference]: Start difference. First operand 134 states and 135 transitions. Second operand 12 states. [2018-10-10 15:45:49,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:45:49,777 INFO L93 Difference]: Finished difference Result 191 states and 192 transitions. [2018-10-10 15:45:49,779 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-10 15:45:49,779 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 133 [2018-10-10 15:45:49,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:45:49,782 INFO L225 Difference]: With dead ends: 191 [2018-10-10 15:45:49,782 INFO L226 Difference]: Without dead ends: 191 [2018-10-10 15:45:49,783 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=195, Invalid=675, Unknown=0, NotChecked=0, Total=870 [2018-10-10 15:45:49,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-10-10 15:45:49,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 152. [2018-10-10 15:45:49,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-10-10 15:45:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 153 transitions. [2018-10-10 15:45:49,798 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 153 transitions. Word has length 133 [2018-10-10 15:45:49,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:45:49,799 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 153 transitions. [2018-10-10 15:45:49,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-10 15:45:49,799 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2018-10-10 15:45:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-10 15:45:49,808 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:45:49,808 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 15:45:49,809 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:45:49,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:45:49,809 INFO L82 PathProgramCache]: Analyzing trace with hash -294307003, now seen corresponding path program 2 times [2018-10-10 15:45:49,812 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:45:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:45:50,970 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 11 [2018-10-10 15:45:51,467 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 15 [2018-10-10 15:45:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-10 15:45:52,104 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 15:45:52,105 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-10-10 15:45:52,105 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-10-10 15:45:52,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-10-10 15:45:52,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=647, Unknown=0, NotChecked=0, Total=702 [2018-10-10 15:45:52,106 INFO L87 Difference]: Start difference. First operand 152 states and 153 transitions. Second operand 27 states. [2018-10-10 15:45:56,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:45:56,231 INFO L93 Difference]: Finished difference Result 204 states and 205 transitions. [2018-10-10 15:45:56,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-10-10 15:45:56,232 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 151 [2018-10-10 15:45:56,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:45:56,234 INFO L225 Difference]: With dead ends: 204 [2018-10-10 15:45:56,235 INFO L226 Difference]: Without dead ends: 202 [2018-10-10 15:45:56,237 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 588 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=318, Invalid=3222, Unknown=0, NotChecked=0, Total=3540 [2018-10-10 15:45:56,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-10-10 15:45:56,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 170. [2018-10-10 15:45:56,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-10-10 15:45:56,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 171 transitions. [2018-10-10 15:45:56,247 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 171 transitions. Word has length 151 [2018-10-10 15:45:56,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:45:56,248 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 171 transitions. [2018-10-10 15:45:56,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-10-10 15:45:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 171 transitions. [2018-10-10 15:45:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-10 15:45:56,251 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:45:56,251 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 15:45:56,252 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:45:56,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:45:56,252 INFO L82 PathProgramCache]: Analyzing trace with hash 265788558, now seen corresponding path program 3 times [2018-10-10 15:45:56,253 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:45:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:45:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 13 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 15:45:57,534 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 15:45:57,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-10-10 15:45:57,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-10 15:45:57,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-10 15:45:57,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=463, Unknown=0, NotChecked=0, Total=506 [2018-10-10 15:45:57,536 INFO L87 Difference]: Start difference. First operand 170 states and 171 transitions. Second operand 23 states. [2018-10-10 15:46:00,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:46:00,238 INFO L93 Difference]: Finished difference Result 260 states and 261 transitions. [2018-10-10 15:46:00,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-10-10 15:46:00,239 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 169 [2018-10-10 15:46:00,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:46:00,242 INFO L225 Difference]: With dead ends: 260 [2018-10-10 15:46:00,242 INFO L226 Difference]: Without dead ends: 210 [2018-10-10 15:46:00,244 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 569 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=341, Invalid=2965, Unknown=0, NotChecked=0, Total=3306 [2018-10-10 15:46:00,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-10-10 15:46:00,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 191. [2018-10-10 15:46:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-10-10 15:46:00,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 192 transitions. [2018-10-10 15:46:00,251 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 192 transitions. Word has length 169 [2018-10-10 15:46:00,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:46:00,252 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 192 transitions. [2018-10-10 15:46:00,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-10 15:46:00,252 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 192 transitions. [2018-10-10 15:46:00,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-10 15:46:00,255 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:46:00,255 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 15:46:00,255 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:46:00,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:46:00,256 INFO L82 PathProgramCache]: Analyzing trace with hash 2069515711, now seen corresponding path program 4 times [2018-10-10 15:46:00,256 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:46:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:46:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 17 proven. 59 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-10 15:46:01,440 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 15:46:01,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-10-10 15:46:01,440 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-10-10 15:46:01,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-10-10 15:46:01,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1173, Unknown=0, NotChecked=0, Total=1260 [2018-10-10 15:46:01,441 INFO L87 Difference]: Start difference. First operand 191 states and 192 transitions. Second operand 36 states. [2018-10-10 15:46:06,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:46:06,008 INFO L93 Difference]: Finished difference Result 192 states and 192 transitions. [2018-10-10 15:46:06,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-10-10 15:46:06,009 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 190 [2018-10-10 15:46:06,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:46:06,009 INFO L225 Difference]: With dead ends: 192 [2018-10-10 15:46:06,009 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 15:46:06,011 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1518 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=571, Invalid=6071, Unknown=0, NotChecked=0, Total=6642 [2018-10-10 15:46:06,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 15:46:06,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 15:46:06,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 15:46:06,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 15:46:06,012 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 190 [2018-10-10 15:46:06,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:46:06,012 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 15:46:06,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-10-10 15:46:06,012 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 15:46:06,012 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 15:46:06,019 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 03:46:06 BoogieIcfgContainer [2018-10-10 15:46:06,019 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 15:46:06,020 INFO L168 Benchmark]: Toolchain (without parser) took 22207.11 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 233.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 116.9 MB). Peak memory consumption was 350.2 MB. Max. memory is 7.1 GB. [2018-10-10 15:46:06,021 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 15:46:06,022 INFO L168 Benchmark]: Boogie Preprocessor took 67.75 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. [2018-10-10 15:46:06,022 INFO L168 Benchmark]: RCFGBuilder took 973.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-10 15:46:06,024 INFO L168 Benchmark]: TraceAbstraction took 21161.63 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 233.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.6 MB). Peak memory consumption was 307.9 MB. Max. memory is 7.1 GB. [2018-10-10 15:46:06,030 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.75 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 973.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21161.63 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 233.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.6 MB). Peak memory consumption was 307.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 239]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 134 locations, 1 error locations. SAFE Result, 21.0s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 14.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 614 SDtfs, 2866 SDslu, 6453 SDs, 0 SdLazy, 6313 SolverSat, 231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 259 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2949 ImplicationChecksByTransitivity, 11.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=191occurred in iteration=5, 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, 6 MinimizatonAttempts, 161 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 849 NumberOfCodeBlocks, 849 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 843 ConstructedInterpolants, 0 QuantifiedInterpolants, 1042566 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 37/162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-10_15-46-06-049.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-10_15-46-06-049.csv Received shutdown request...