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/sum01_bug02.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:07:50,931 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:07:50,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:07:50,953 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:07:50,953 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:07:50,955 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:07:50,959 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:07:50,963 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:07:50,967 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:07:50,968 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:07:50,971 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:07:50,971 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:07:50,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:07:50,973 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:07:50,983 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:07:50,984 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:07:50,985 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:07:50,987 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:07:50,989 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:07:50,991 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:07:50,992 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:07:50,993 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:07:50,995 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:07:50,995 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:07:50,995 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:07:50,997 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:07:50,997 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:07:50,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:07:50,999 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:07:51,000 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:07:51,000 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:07:51,001 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:07:51,001 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:07:51,001 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:07:51,003 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:07:51,003 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:07:51,004 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 09:07:51,013 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:07:51,013 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:07:51,015 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:07:51,015 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:07:51,015 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:07:51,015 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:07:51,016 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:07:51,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:07:51,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:07:51,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:07:51,084 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:07:51,085 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:07:51,086 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl [2018-09-26 09:07:51,086 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl' [2018-09-26 09:07:51,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:07:51,145 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:07:51,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:07:51,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:07:51,146 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:07:51,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:07:51,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:07:51,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:07:51,191 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:07:51,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/1) ... [2018-09-26 09:07:51,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:07:51,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:07:51,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:07:51,215 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:07:51,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (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 09:07:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:07:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:07:51,596 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:07:51,597 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:07:51 BoogieIcfgContainer [2018-09-26 09:07:51,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:07:51,599 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:07:51,599 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:07:51,604 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:07:51,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:07:51" (1/2) ... [2018-09-26 09:07:51,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f66ecd9 and model type sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:07:51, skipping insertion in model container [2018-09-26 09:07:51,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:07:51" (2/2) ... [2018-09-26 09:07:51,609 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01_bug02.i_3.bpl [2018-09-26 09:07:51,619 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:07:51,627 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:07:51,673 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:07:51,674 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:07:51,674 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:07:51,675 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:07:51,675 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:07:51,675 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:07:51,675 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:07:51,675 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:07:51,676 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:07:51,691 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:07:51,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:07:51,699 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:07:51,700 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:07:51,702 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:07:51,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:07:51,710 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:07:51,732 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:07:51,931 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-26 09:07:52,139 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:07:52,140 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:07:52,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:07:52,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:07:52,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:07:52,157 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 09:07:52,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:07:52,226 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:07:52,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:07:52,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 09:07:52,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:07:52,241 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:07:52,242 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:07:52,246 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:07:52,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:07:52,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:07:52,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:07:52,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:07:52,283 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:07:52,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:07:52,284 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:07:52,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:07:52,284 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:07:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:07:52,285 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:07:52,285 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:07:52,286 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:07:52,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:07:52,286 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:07:52,303 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:07:52,994 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 21 [2018-09-26 09:07:53,225 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-09-26 09:07:54,263 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2018-09-26 09:07:54,735 WARN L178 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-09-26 09:07:56,192 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-09-26 09:07:56,917 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-26 09:07:57,648 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-26 09:07:58,501 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-26 09:07:59,284 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-09-26 09:08:00,077 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-09-26 09:08:01,364 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-26 09:08:02,401 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-09-26 09:08:03,609 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-09-26 09:08:04,842 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-09-26 09:08:06,435 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-09-26 09:08:08,202 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2018-09-26 09:08:10,009 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-09-26 09:08:12,004 WARN L178 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-09-26 09:08:14,333 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-09-26 09:08:16,835 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-09-26 09:08:19,711 WARN L178 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-09-26 09:08:22,730 WARN L178 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-09-26 09:08:25,930 WARN L178 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2018-09-26 09:08:29,503 WARN L178 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-09-26 09:08:33,480 WARN L178 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2018-09-26 09:08:37,644 WARN L178 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-09-26 09:08:42,875 WARN L178 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-09-26 09:08:48,300 WARN L178 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2018-09-26 09:08:54,600 WARN L178 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-09-26 09:09:00,251 WARN L178 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 462 [2018-09-26 09:09:06,559 WARN L178 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-09-26 09:09:13,323 WARN L178 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-09-26 09:09:20,565 WARN L178 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2018-09-26 09:09:28,291 WARN L178 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-09-26 09:09:36,752 WARN L178 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-09-26 09:09:45,813 WARN L178 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2018-09-26 09:09:55,855 WARN L178 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-09-26 09:10:06,607 WARN L178 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 574 [2018-09-26 09:10:18,156 WARN L178 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 589 [2018-09-26 09:10:30,332 WARN L178 SmtUtils]: Spent 763.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2018-09-26 09:10:42,667 WARN L178 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-09-26 09:10:55,664 WARN L178 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 630 [2018-09-26 09:11:09,839 WARN L178 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 645 [2018-09-26 09:11:24,431 WARN L178 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 658 [2018-09-26 09:11:39,884 WARN L178 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 673 [2018-09-26 09:11:55,637 WARN L178 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 686 [2018-09-26 09:12:12,681 WARN L178 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2018-09-26 09:12:30,432 WARN L178 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 714 Received shutdown request... [2018-09-26 09:12:37,641 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:12:37,641 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:12:37,647 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:12:37,647 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:12:37 BoogieIcfgContainer [2018-09-26 09:12:37,648 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:12:37,648 INFO L168 Benchmark]: Toolchain (without parser) took 286506.60 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -211.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 315.5 MB). Peak memory consumption was 103.7 MB. Max. memory is 7.1 GB. [2018-09-26 09:12:37,650 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. [2018-09-26 09:12:37,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.23 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 09:12:37,651 INFO L168 Benchmark]: Boogie Preprocessor took 23.03 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 09:12:37,651 INFO L168 Benchmark]: RCFGBuilder took 383.41 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:12:37,652 INFO L168 Benchmark]: TraceAbstraction took 286048.67 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -211.8 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 294.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2018-09-26 09:12:37,656 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 Procedure Inliner took 44.23 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 23.03 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 383.41 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 286048.67 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -211.8 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 294.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 48]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 48). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 285.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s 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/sum01_bug02.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-12-37-668.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-12-37-668.csv Completed graceful shutdown