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/jain_6.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:51:14,300 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:51:14,302 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:51:14,314 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:51:14,314 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:51:14,315 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:51:14,317 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:51:14,318 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:51:14,320 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:51:14,322 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:51:14,325 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:51:14,325 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:51:14,326 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:51:14,328 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:51:14,334 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:51:14,335 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:51:14,336 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:51:14,337 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:51:14,341 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:51:14,342 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:51:14,344 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:51:14,346 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:51:14,349 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:51:14,349 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:51:14,349 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:51:14,351 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:51:14,351 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:51:14,352 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:51:14,354 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:51:14,355 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:51:14,357 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:51:14,358 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:51:14,360 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:51:14,360 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:51:14,361 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:51:14,363 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:51:14,364 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 08:51:14,379 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:51:14,379 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:51:14,381 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:51:14,381 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:51:14,382 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:51:14,382 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:51:14,382 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:51:14,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:51:14,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:51:14,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:51:14,462 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:51:14,462 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:51:14,463 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_6.i_2.bpl [2018-09-26 08:51:14,463 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_6.i_2.bpl' [2018-09-26 08:51:14,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:51:14,509 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:51:14,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:51:14,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:51:14,510 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:51:14,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:51:14,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:51:14,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:51:14,549 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:51:14,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/1) ... [2018-09-26 08:51:14,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:51:14,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:51:14,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:51:14,571 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:51:14,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (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 08:51:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:51:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:51:14,869 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:51:14,869 INFO L202 PluginConnector]: Adding new model jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:51:14 BoogieIcfgContainer [2018-09-26 08:51:14,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:51:14,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:51:14,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:51:14,877 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:51:14,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:51:14" (1/2) ... [2018-09-26 08:51:14,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@595e0751 and model type jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:51:14, skipping insertion in model container [2018-09-26 08:51:14,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:51:14" (2/2) ... [2018-09-26 08:51:14,881 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_6.i_2.bpl [2018-09-26 08:51:14,893 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:51:14,904 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:51:14,959 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:51:14,960 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:51:14,960 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:51:14,960 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:51:14,961 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:51:14,961 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:51:14,961 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:51:14,961 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:51:14,961 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:51:14,979 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:51:14,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:51:14,991 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:51:14,994 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:51:14,995 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:51:15,008 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:51:15,008 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, 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 08:51:15,032 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:51:27,681 ERROR L410 Pdr]: Internal query 35#(not (= (ite (not (= 4 (mod (+ (* 8 |ULTIMATE.start_main_#t~nondet0|) (* 8 |ULTIMATE.start_main_#t~nondet1|) (* 8 |ULTIMATE.start_main_#t~nondet2|) (* 2 ULTIMATE.start_main_~y~5) ULTIMATE.start_main_~z~5 (* 4 ULTIMATE.start_main_~x~5)) 4294967296))) 1 0) 0)) && assume true;assume !false;main_~x~5 := main_~x~5 + 2 * main_#t~nondet0;havoc main_#t~nondet0;main_~y~5 := main_~y~5 + 4 * main_#t~nondet1;havoc main_#t~nondet1;main_~z~5 := main_~z~5 + 8 * main_#t~nondet2;havoc main_#t~nondet2;__VERIFIER_assert_#in~cond := (if (4 * main_~x~5 + 2 * main_~y~5 + main_~z~5) % 4294967296 != 4 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; && 18#(= 0 ULTIMATE.start___VERIFIER_assert_~cond) was unknown! [2018-09-26 08:51:27,882 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:51:27,884 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Solver returned unknown at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:412) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.computePdr(Pdr.java:291) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.(Pdr.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructPdr(TraceCheckConstructor.java:274) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-26 08:51:27,889 INFO L168 Benchmark]: Toolchain (without parser) took 13382.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2018-09-26 08:51:27,891 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:51:27,892 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.54 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:51:27,893 INFO L168 Benchmark]: Boogie Preprocessor took 21.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:51:27,893 INFO L168 Benchmark]: RCFGBuilder took 299.81 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 08:51:27,895 INFO L168 Benchmark]: TraceAbstraction took 13016.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2018-09-26 08:51:27,902 INFO L336 ainManager$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 38.54 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 21.03 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 299.81 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13016.76 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Solver returned unknown de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Solver returned unknown: de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:412) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jain_6.i_2.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-51-27-925.csv Received shutdown request...