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.5.1.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:58:02,858 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:58:02,860 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:58:02,874 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:58:02,875 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:58:02,876 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:58:02,877 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:58:02,879 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:58:02,880 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:58:02,881 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:58:02,882 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:58:02,882 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:58:02,883 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:58:02,884 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:58:02,886 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:58:02,886 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:58:02,887 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:58:02,889 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:58:02,891 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:58:02,893 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:58:02,894 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:58:02,895 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:58:02,898 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:58:02,898 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:58:02,898 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:58:02,899 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:58:02,900 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:58:02,901 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:58:02,902 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:58:02,903 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:58:02,903 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:58:02,904 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:58:02,904 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:58:02,904 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:58:02,905 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:58:02,906 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:58:02,906 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 08:58:02,914 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:58:02,914 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:58:02,916 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:58:02,916 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:58:02,916 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:58:02,916 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:58:02,916 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:58:02,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:58:02,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:58:02,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:58:02,994 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:58:02,995 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:58:02,996 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-09-26 08:58:02,996 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl' [2018-09-26 08:58:03,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:58:03,094 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:58:03,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:58:03,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:58:03,097 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:58:03,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:58:03,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:58:03,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:58:03,154 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:58:03,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/1) ... [2018-09-26 08:58:03,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:58:03,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:58:03,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:58:03,191 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:58:03,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (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 08:58:03,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:58:03,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:58:04,437 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:58:04,438 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:58:04 BoogieIcfgContainer [2018-09-26 08:58:04,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:58:04,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:58:04,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:58:04,443 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:58:04,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:58:03" (1/2) ... [2018-09-26 08:58:04,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf4d456 and model type pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:58:04, skipping insertion in model container [2018-09-26 08:58:04,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:58:04" (2/2) ... [2018-09-26 08:58:04,447 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-09-26 08:58:04,457 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:58:04,466 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:58:04,515 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:58:04,516 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:58:04,516 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:58:04,516 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:58:04,516 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:58:04,517 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:58:04,517 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:58:04,517 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:58:04,517 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:58:04,532 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:58:04,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:58:04,541 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:58:04,542 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:58:04,543 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:58:04,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:58:04,550 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 08:58:04,576 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:58:05,487 WARN L178 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-09-26 08:58:05,808 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-09-26 08:58:05,875 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:58:05,875 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:58:05,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:58:05,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:58:05,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:58:05,887 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:58:05,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:58:05,974 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 08:58:05,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:58:05,977 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:58:05,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:58:05,989 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:58:05,989 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 08:58:05,992 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:58:06,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 08:58:06,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 08:58:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:58:06,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:58:06,030 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:58:06,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:58:06,031 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:58:06,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:58:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:58:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:58:06,032 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:58:06,032 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:58:06,032 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:58:06,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:58:06,033 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 08:58:06,043 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:58:06,357 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-09-26 08:58:06,901 WARN L178 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-09-26 08:58:07,096 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-09-26 08:58:07,318 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-26 08:58:07,682 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 139 [2018-09-26 08:58:08,075 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 251 [2018-09-26 08:58:08,639 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-09-26 08:58:10,145 WARN L178 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2018-09-26 08:58:11,020 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 343 [2018-09-26 08:58:11,499 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2018-09-26 08:58:12,305 WARN L178 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-09-26 08:58:14,044 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-09-26 08:58:15,343 WARN L178 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 427 [2018-09-26 08:58:18,091 WARN L178 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 436 [2018-09-26 08:58:18,986 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-09-26 08:58:20,481 WARN L178 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-09-26 08:58:24,327 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-09-26 08:58:25,225 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-09-26 08:58:27,865 WARN L178 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 579 DAG size of output: 579 [2018-09-26 08:58:35,055 WARN L178 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 529 [2018-09-26 08:58:37,261 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-09-26 08:58:40,431 WARN L178 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 727 [2018-09-26 08:58:51,836 WARN L178 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-09-26 08:58:54,039 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-09-26 08:59:00,093 WARN L178 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 730 DAG size of output: 730 [2018-09-26 08:59:20,297 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 623 DAG size of output: 621 [2018-09-26 08:59:24,610 WARN L178 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2018-09-26 08:59:32,317 WARN L178 SmtUtils]: Spent 4.75 s on a formula simplification that was a NOOP. DAG size: 878 [2018-09-26 09:00:04,881 WARN L178 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2018-09-26 09:00:09,860 WARN L178 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 627 [2018-09-26 09:00:23,053 WARN L178 SmtUtils]: Spent 8.98 s on a formula simplification. DAG size of input: 882 DAG size of output: 882 [2018-09-26 09:01:28,949 WARN L178 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 717 DAG size of output: 715 [2018-09-26 09:01:35,336 WARN L178 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-09-26 09:01:50,804 WARN L178 SmtUtils]: Spent 7.21 s on a formula simplification that was a NOOP. DAG size: 1030 Received shutdown request... [2018-09-26 09:02:55,915 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:02:55,916 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:02:55,922 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:02:55,923 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:02:55 BoogieIcfgContainer [2018-09-26 09:02:55,923 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:02:55,924 INFO L168 Benchmark]: Toolchain (without parser) took 292834.53 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 113.2 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 269.4 MB). Peak memory consumption was 382.7 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:55,926 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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 09:02:55,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.76 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 09:02:55,927 INFO L168 Benchmark]: Boogie Preprocessor took 36.99 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 09:02:55,930 INFO L168 Benchmark]: RCFGBuilder took 1247.54 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: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:55,931 INFO L168 Benchmark]: TraceAbstraction took 291483.81 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 113.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 206.0 MB). Peak memory consumption was 319.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:02:55,938 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 0.18 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 57.76 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 36.99 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 1247.54 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: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 291483.81 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 113.2 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 206.0 MB). Peak memory consumption was 319.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 467]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 467). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 42 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 19 locations, 1 error locations. TIMEOUT Result, 291.4s 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, 1.1s 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: 1.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-02-55-958.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-02-55-958.csv Completed graceful shutdown