java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:02:44,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:02:44,779 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:02:44,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:02:44,794 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:02:44,796 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:02:44,798 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:02:44,801 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:02:44,804 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:02:44,805 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:02:44,813 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:02:44,813 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:02:44,814 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:02:44,815 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:02:44,816 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:02:44,817 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:02:44,818 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:02:44,820 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:02:44,822 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:02:44,823 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:02:44,824 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:02:44,826 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:02:44,828 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:02:44,828 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:02:44,828 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:02:44,829 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:02:44,830 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:02:44,831 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:02:44,832 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:02:44,833 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:02:44,833 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:02:44,834 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:02:44,834 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:02:44,835 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:02:44,838 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:02:44,839 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:02:44,839 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 16:02:44,855 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:02:44,855 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:02:44,858 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:02:44,858 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:02:44,858 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:02:44,858 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:02:44,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:02:44,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:02:44,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:02:44,951 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:02:44,952 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:02:44,953 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-23 16:02:44,953 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl' [2018-07-23 16:02:45,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:02:45,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:02:45,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:02:45,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:02:45,034 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:02:45,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... [2018-07-23 16:02:45,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... [2018-07-23 16:02:45,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... [2018-07-23 16:02:45,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... [2018-07-23 16:02:45,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... [2018-07-23 16:02:45,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... [2018-07-23 16:02:45,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... [2018-07-23 16:02:45,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:02:45,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:02:45,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:02:45,111 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:02:45,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-23 16:02:45,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:02:45,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:02:46,073 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:02:46,073 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:02:46 BoogieIcfgContainer [2018-07-23 16:02:46,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:02:46,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:02:46,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:02:46,079 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:02:46,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:45" (1/2) ... [2018-07-23 16:02:46,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77646d64 and model type pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:02:46, skipping insertion in model container [2018-07-23 16:02:46,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:02:46" (2/2) ... [2018-07-23 16:02:46,083 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-23 16:02:46,092 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:02:46,101 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:02:46,146 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:02:46,147 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:02:46,147 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:02:46,147 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:02:46,147 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:02:46,147 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:02:46,147 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:02:46,147 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:02:46,147 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:02:46,163 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:02:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:02:46,172 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:02:46,173 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:02:46,173 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:02:46,178 INFO L82 PathProgramCache]: Analyzing trace with hash 979518, now seen corresponding path program 1 times [2018-07-23 16:02:46,185 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:02:46,787 WARN L169 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-07-23 16:02:47,026 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-23 16:02:47,069 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:02:47,069 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 16:02:47,073 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:02:47,077 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:02:47,078 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:02:47,080 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-23 16:02:47,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:02:47,159 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:02:47,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:02:47,161 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-23 16:02:47,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:02:47,174 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:02:47,174 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:02:47,178 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:02:47,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:02:47,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:02:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:02:47,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:02:47,217 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:02:47,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:02:47,218 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:02:47,218 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:02:47,219 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:02:47,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:02:47,219 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:02:47,219 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:02:47,220 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:02:47,220 INFO L82 PathProgramCache]: Analyzing trace with hash 941392015, now seen corresponding path program 1 times [2018-07-23 16:02:47,220 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:02:47,527 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-07-23 16:02:47,743 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-23 16:02:48,005 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-23 16:02:48,661 WARN L169 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 117 [2018-07-23 16:02:48,976 WARN L169 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2018-07-23 16:02:49,401 WARN L169 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-23 16:02:50,432 WARN L169 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 215 [2018-07-23 16:02:51,223 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 254 [2018-07-23 16:02:52,102 WARN L169 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-23 16:02:53,284 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-23 16:02:54,496 WARN L169 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 312 [2018-07-23 16:02:56,378 WARN L169 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 320 [2018-07-23 16:02:57,963 WARN L169 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-07-23 16:03:01,954 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-07-23 16:03:03,446 WARN L169 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 414 [2018-07-23 16:03:09,089 WARN L169 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 388 [2018-07-23 16:03:10,366 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-07-23 16:03:12,113 WARN L169 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2018-07-23 16:03:20,604 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-23 16:03:21,818 WARN L169 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-23 16:03:24,837 WARN L169 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2018-07-23 16:03:38,874 WARN L169 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2018-07-23 16:03:41,259 WARN L169 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-07-23 16:03:44,237 WARN L169 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 613 [2018-07-23 16:04:07,381 WARN L169 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-07-23 16:04:09,913 WARN L169 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-23 16:04:15,421 WARN L169 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2018-07-23 16:04:54,032 WARN L169 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 521 [2018-07-23 16:04:57,326 WARN L169 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-07-23 16:05:02,839 WARN L169 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 714 [2018-07-23 16:05:58,542 WARN L169 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-07-23 16:06:02,187 WARN L169 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-23 16:06:13,829 WARN L169 SmtUtils]: Spent 5.44 s on a formula simplification. DAG size of input: 718 DAG size of output: 718 Received shutdown request... [2018-07-23 16:07:32,329 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:07:32,334 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:07:32,334 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:07:32 BoogieIcfgContainer [2018-07-23 16:07:32,334 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:07:32,335 INFO L168 Benchmark]: Toolchain (without parser) took 287302.83 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 66.6 MB). Free memory was 1.5 GB in the beginning and 988.4 MB in the end (delta: 491.0 MB). Peak memory consumption was 557.6 MB. Max. memory is 7.1 GB. [2018-07-23 16:07:32,337 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. [2018-07-23 16:07:32,337 INFO L168 Benchmark]: Boogie Preprocessor took 72.46 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. [2018-07-23 16:07:32,338 INFO L168 Benchmark]: RCFGBuilder took 966.75 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. [2018-07-23 16:07:32,339 INFO L168 Benchmark]: TraceAbstraction took 286259.32 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 66.6 MB). Free memory was 1.4 GB in the beginning and 988.4 MB in the end (delta: 448.7 MB). Peak memory consumption was 515.3 MB. Max. memory is 7.1 GB. [2018-07-23 16:07:32,343 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 72.46 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 966.75 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 286259.32 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 66.6 MB). Free memory was 1.4 GB in the beginning and 988.4 MB in the end (delta: 448.7 MB). Peak memory consumption was 515.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 314]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 314). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 45 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 15 locations, 1 error locations. TIMEOUT Result, 286.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.8s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-07-32-354.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-07-32-354.csv Completed graceful shutdown