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/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:58:52,949 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:58:52,951 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:58:52,963 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:58:52,963 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:58:52,964 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:58:52,965 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:58:52,967 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:58:52,969 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:58:52,969 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:58:52,970 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:58:52,971 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:58:52,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:58:52,973 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:58:52,974 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:58:52,974 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:58:52,975 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:58:52,977 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:58:52,979 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:58:52,981 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:58:52,982 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:58:52,983 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:58:52,986 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:58:52,986 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:58:52,986 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:58:52,987 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:58:52,988 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:58:52,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:58:52,990 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:58:52,991 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:58:52,991 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:58:52,992 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:58:52,992 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:58:52,992 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:58:52,993 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:58:52,994 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:58:52,994 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 08:58:53,003 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:58:53,003 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:58:53,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:58:53,005 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:58:53,005 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:58:53,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:58:53,005 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:58:53,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:58:53,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:58:53,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:58:53,081 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:58:53,082 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:58:53,083 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl [2018-09-26 08:58:53,083 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl' [2018-09-26 08:58:53,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:58:53,173 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:58:53,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:58:53,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:58:53,175 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:58:53,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:58:53,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:58:53,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:58:53,234 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:58:53,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/1) ... [2018-09-26 08:58:53,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:58:53,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:58:53,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:58:53,298 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:58:53,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (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 08:58:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:58:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:58:54,536 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:58:54,537 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:58:54 BoogieIcfgContainer [2018-09-26 08:58:54,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:58:54,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:58:54,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:58:54,542 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:58:54,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:53" (1/2) ... [2018-09-26 08:58:54,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c91f85 and model type pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:58:54, skipping insertion in model container [2018-09-26 08:58:54,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:58:54" (2/2) ... [2018-09-26 08:58:54,545 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl [2018-09-26 08:58:54,555 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:58:54,565 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:58:54,613 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:58:54,614 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:58:54,614 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:58:54,614 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:58:54,614 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:58:54,614 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:58:54,615 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:58:54,615 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:58:54,615 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:58:54,633 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:58:54,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:58:54,647 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:58:54,648 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:58:54,658 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:58:54,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:58:54,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, 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 08:58:54,688 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:58:55,365 WARN L178 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-26 08:58:55,738 WARN L178 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-09-26 08:58:55,818 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:58:55,818 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:58:55,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:58:55,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:58:55,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:58:55,835 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:58:55,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:58:55,990 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:58:55,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:58:55,993 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:58:55,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:58:56,008 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:58:56,008 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:58:56,012 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:58:56,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:58:56,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:58:56,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:58:56,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:58:56,047 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:58:56,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:58:56,048 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:58:56,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:58:56,048 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:58:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:58:56,049 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:58:56,049 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:58:56,050 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:58:56,050 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:58:56,050 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, 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 08:58:56,060 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:58:56,370 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-26 08:58:56,625 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-09-26 08:58:56,810 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-26 08:58:57,039 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-26 08:58:57,364 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 132 [2018-09-26 08:58:58,076 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-09-26 08:58:58,655 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-09-26 08:58:59,573 WARN L178 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 277 [2018-09-26 08:59:01,664 WARN L178 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-09-26 08:59:04,895 WARN L178 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 416 [2018-09-26 08:59:07,352 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-09-26 08:59:08,117 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2018-09-26 08:59:09,688 WARN L178 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-09-26 08:59:13,265 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2018-09-26 08:59:14,001 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-09-26 08:59:16,792 WARN L178 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 565 DAG size of output: 565 [2018-09-26 08:59:22,553 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2018-09-26 08:59:23,880 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-09-26 08:59:28,050 WARN L178 SmtUtils]: Spent 2.96 s on a formula simplification that was a NOOP. DAG size: 710 [2018-09-26 08:59:37,922 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-09-26 08:59:39,294 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2018-09-26 08:59:47,361 WARN L178 SmtUtils]: Spent 6.91 s on a formula simplification. DAG size of input: 714 DAG size of output: 714 [2018-09-26 09:00:02,938 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2018-09-26 09:00:05,223 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2018-09-26 09:00:14,314 WARN L178 SmtUtils]: Spent 6.64 s on a formula simplification that was a NOOP. DAG size: 859 [2018-09-26 09:00:39,113 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2018-09-26 09:00:41,667 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-09-26 09:00:59,300 WARN L178 SmtUtils]: Spent 15.48 s on a formula simplification. DAG size of input: 863 DAG size of output: 863 [2018-09-26 09:01:34,903 WARN L178 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 704 [2018-09-26 09:01:39,181 WARN L178 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 705 [2018-09-26 09:02:02,540 WARN L178 SmtUtils]: Spent 19.60 s on a formula simplification that was a NOOP. DAG size: 1008 [2018-09-26 09:02:57,026 WARN L178 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 708 [2018-09-26 09:03:01,372 WARN L178 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 709 Received shutdown request... [2018-09-26 09:03:39,901 WARN L186 SmtUtils]: Removed 9 from assertion stack [2018-09-26 09:03:40,104 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:03:40,105 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:03:40,111 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:03:40,112 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:03:40 BoogieIcfgContainer [2018-09-26 09:03:40,112 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:03:40,113 INFO L168 Benchmark]: Toolchain (without parser) took 286944.17 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 45.1 MB). Free memory was 1.5 GB in the beginning and 927.0 MB in the end (delta: 552.4 MB). Peak memory consumption was 597.5 MB. Max. memory is 7.1 GB. [2018-09-26 09:03:40,114 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:03:40,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.40 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:03:40,115 INFO L168 Benchmark]: Boogie Preprocessor took 62.99 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:03:40,116 INFO L168 Benchmark]: RCFGBuilder took 1239.00 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-09-26 09:03:40,117 INFO L168 Benchmark]: TraceAbstraction took 285573.75 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 45.1 MB). Free memory was 1.4 GB in the beginning and 927.0 MB in the end (delta: 488.9 MB). Peak memory consumption was 534.0 MB. Max. memory is 7.1 GB. [2018-09-26 09:03:40,121 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 58.40 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 62.99 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 1239.00 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285573.75 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 45.1 MB). Free memory was 1.4 GB in the beginning and 927.0 MB in the end (delta: 488.9 MB). Peak memory consumption was 534.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 461]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 461). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 1012. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 19 locations, 1 error locations. TIMEOUT Result, 285.5s 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, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s 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: 1.0s 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.5.2.ufo.UNBOUNDED.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-03-40-133.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.2.ufo.UNBOUNDED.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-03-40-133.csv Completed graceful shutdown