./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e ............................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e ........................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:31:30,519 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:31:30,520 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:31:30,532 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:31:30,532 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:31:30,533 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:31:30,534 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:31:30,536 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:31:30,538 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:31:30,539 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:31:30,539 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:31:30,540 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:31:30,541 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:31:30,542 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:31:30,543 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:31:30,544 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:31:30,545 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:31:30,547 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:31:30,549 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:31:30,550 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:31:30,551 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:31:30,553 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:31:30,555 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:31:30,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:31:30,556 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:31:30,557 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:31:30,558 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:31:30,559 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:31:30,560 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:31:30,561 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:31:30,562 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:31:30,562 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:31:30,563 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:31:30,563 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:31:30,564 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:31:30,565 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:31:30,566 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 19:31:30,584 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:31:30,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:31:30,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:31:30,589 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:31:30,590 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:31:30,592 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:31:30,592 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:31:30,592 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:31:30,592 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:31:30,593 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:31:30,593 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:31:30,593 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:31:30,593 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:31:30,593 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:31:30,593 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:31:30,594 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:31:30,594 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:31:30,594 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:31:30,594 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:31:30,594 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:31:30,595 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:31:30,595 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:31:30,595 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:31:30,595 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:31:30,595 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:31:30,595 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 19:31:30,596 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:31:30,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:31:30,596 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e [2018-10-26 19:31:30,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:31:30,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:31:30,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:31:30,666 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:31:30,666 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:31:30,667 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-10-26 19:31:30,718 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/1b6d3b0c0/901f9c2a6d904ff1859ec2aa20b8da30/FLAG4cebca375 [2018-10-26 19:31:31,102 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:31:31,103 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-10-26 19:31:31,111 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/1b6d3b0c0/901f9c2a6d904ff1859ec2aa20b8da30/FLAG4cebca375 [2018-10-26 19:31:31,127 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/1b6d3b0c0/901f9c2a6d904ff1859ec2aa20b8da30 [2018-10-26 19:31:31,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:31:31,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:31:31,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:31:31,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:31:31,137 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:31:31,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f2afbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31, skipping insertion in model container [2018-10-26 19:31:31,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:31:31,179 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:31:31,334 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:31:31,338 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:31:31,364 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:31:31,379 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:31:31,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31 WrapperNode [2018-10-26 19:31:31,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:31:31,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:31:31,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:31:31,382 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:31:31,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:31:31,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:31:31,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:31:31,426 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:31:31,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... [2018-10-26 19:31:31,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:31:31,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:31:31,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:31:31,459 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:31:31,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:31:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:31:31,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:31:32,150 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:31:32,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:31:32 BoogieIcfgContainer [2018-10-26 19:31:32,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:31:32,151 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:31:32,151 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:31:32,159 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:31:32,159 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:31:32" (1/1) ... [2018-10-26 19:31:32,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:31:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-26 19:31:32,213 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-26 19:31:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:31:32,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:32,535 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-26 19:31:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:32,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-10-26 19:31:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-10-26 19:31:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:31:32,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:31:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:31:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:31:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:31:32,863 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 19:31:32,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 07:31:32 ImpRootNode [2018-10-26 19:31:32,889 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 19:31:32,889 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:31:32,889 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:31:32,889 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:31:32,890 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:31:32" (3/4) ... [2018-10-26 19:31:32,893 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 19:31:32,893 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:31:32,894 INFO L168 Benchmark]: Toolchain (without parser) took 1763.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2018-10-26 19:31:32,895 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:31:32,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.91 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 947.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:31:32,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.31 ms. Allocated memory is still 1.0 GB. Free memory was 947.7 MB in the beginning and 942.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:31:32,897 INFO L168 Benchmark]: Boogie Preprocessor took 32.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:31:32,897 INFO L168 Benchmark]: RCFGBuilder took 692.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -186.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 19:31:32,898 INFO L168 Benchmark]: CodeCheck took 737.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-10-26 19:31:32,898 INFO L168 Benchmark]: Witness Printer took 4.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:31:32,901 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 33 locations, 2 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 53]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 36, overapproximation of someBinaryArithmeticDOUBLEoperation at line 168. Possible FailurePath: [L1] int __return_main; [L8] int __tmp_129_0; [L9] int __tmp_129_1; [L10] int __tmp_129_2; [L11] int __return_134; [L14] double main__E0; [L15] double main__E1; [L16] double main__S; [L17] int main__i; [L18] main__E1 = 0 [L19] main__S = 0 [L20] main__i = 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L21] COND TRUE main__i <= 1000000 [L23] main__E0 = __VERIFIER_nondet_double() [L24] int main____CPAchecker_TMP_0; VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L25] COND TRUE main__E0 >= -1.0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L27] COND TRUE main__E0 <= 1.0 [L29] main____CPAchecker_TMP_0 = 1 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L30] COND TRUE main____CPAchecker_TMP_0 != 0 [L32] int main____CPAchecker_TMP_1; [L33] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L34] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L36] main__S = 0 [L38] main__E1 = main__E0 [L39] int main____CPAchecker_TMP_2; VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L40] COND FALSE !(main__S >= -10000.0) VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L157] main____CPAchecker_TMP_2 = 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L47] int __tmp_1; [L48] __tmp_1 = main____CPAchecker_TMP_2 [L49] int __VERIFIER_assert__cond; [L50] __VERIFIER_assert__cond = __tmp_1 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L51] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] [L53] __VERIFIER_error() VAL [__return_134=0, __return_main=0, __tmp_129_0=0, __tmp_129_1=0, __tmp_129_2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 248.91 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 947.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.31 ms. Allocated memory is still 1.0 GB. Free memory was 947.7 MB in the beginning and 942.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 692.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -186.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * CodeCheck took 737.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:31:34,931 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:31:34,932 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:31:34,941 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:31:34,941 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:31:34,942 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:31:34,943 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:31:34,944 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:31:34,946 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:31:34,946 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:31:34,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:31:34,947 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:31:34,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:31:34,948 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:31:34,949 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:31:34,950 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:31:34,950 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:31:34,952 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:31:34,953 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:31:34,954 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:31:34,955 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:31:34,956 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:31:34,958 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:31:34,958 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:31:34,958 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:31:34,959 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:31:34,960 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:31:34,961 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:31:34,961 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:31:34,962 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:31:34,962 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:31:34,963 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:31:34,963 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:31:34,963 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:31:34,964 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:31:34,965 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:31:34,965 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 19:31:34,976 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:31:34,976 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:31:34,977 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:31:34,977 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:31:34,978 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:31:34,978 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:31:34,978 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:31:34,978 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:31:34,978 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:31:34,979 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:31:34,979 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:31:34,979 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:31:34,979 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:31:34,979 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 19:31:34,979 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 19:31:34,980 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:31:34,980 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:31:34,980 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:31:34,980 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:31:34,980 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:31:34,980 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:31:34,981 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:31:34,981 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:31:34,981 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:31:34,981 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:31:34,981 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:31:34,981 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 19:31:34,981 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 19:31:34,981 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:31:34,982 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 19:31:34,982 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 19:31:34,982 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 056bf8e6ba5df6966e0f82320ce36676b5ee3b5e [2018-10-26 19:31:35,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:31:35,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:31:35,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:31:35,028 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:31:35,029 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:31:35,029 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-10-26 19:31:35,086 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/0a029ee0d/d4fdafe29ad0432d814dbaa92f9d5661/FLAG9698b4d67 [2018-10-26 19:31:35,505 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:31:35,506 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.v+lhb-reducer.c [2018-10-26 19:31:35,514 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/0a029ee0d/d4fdafe29ad0432d814dbaa92f9d5661/FLAG9698b4d67 [2018-10-26 19:31:35,528 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/data/0a029ee0d/d4fdafe29ad0432d814dbaa92f9d5661 [2018-10-26 19:31:35,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:31:35,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:31:35,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:31:35,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:31:35,538 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:31:35,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5668b936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35, skipping insertion in model container [2018-10-26 19:31:35,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:31:35,582 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:31:35,803 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:31:35,809 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:31:35,854 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:31:35,876 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:31:35,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35 WrapperNode [2018-10-26 19:31:35,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:31:35,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:31:35,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:31:35,878 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:31:35,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:31:35,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:31:35,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:31:35,921 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:31:35,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... [2018-10-26 19:31:35,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:31:35,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:31:35,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:31:35,958 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:31:35,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:31:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb61caa6-04e6-4552-b9e5-d943a281f09a/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:31:36,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:31:36,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:31:50,596 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:31:50,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:31:50 BoogieIcfgContainer [2018-10-26 19:31:50,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:31:50,597 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:31:50,597 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:31:50,607 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:31:50,607 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:31:50" (1/1) ... [2018-10-26 19:31:50,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:31:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:50,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-26 19:31:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-26 19:31:50,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:31:50,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:50,704 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:31:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:50,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:31:50,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:31:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:31:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2018-10-26 19:31:51,069 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2018-10-26 19:31:51,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:31:51,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:31:51,071 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:31:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:31:51,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:31:51,995 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-10-26 19:31:52,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:32:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:32:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-10-26 19:32:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-10-26 19:32:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 19:32:05,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:32:05,852 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:32:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:32:06,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:32:06,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:32:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:32:06,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-10-26 19:32:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-10-26 19:32:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 19:32:06,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:32:06,551 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:32:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:32:06,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:32:06,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:32:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:32:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2018-10-26 19:32:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2018-10-26 19:32:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 19:32:06,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:32:06,959 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:32:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:32:06,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:32:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:32:07,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:32:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2018-10-26 19:32:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-10-26 19:32:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 19:32:07,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:32:07,264 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:32:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 19:32:17,616 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2018-10-26 19:32:17,618 INFO L168 Benchmark]: Toolchain (without parser) took 42087.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -110.8 MB). Peak memory consumption was 70.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:32:17,620 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:32:17,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.33 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:32:17,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.74 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:32:17,623 INFO L168 Benchmark]: Boogie Preprocessor took 36.76 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:32:17,624 INFO L168 Benchmark]: RCFGBuilder took 14638.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-10-26 19:32:17,624 INFO L168 Benchmark]: CodeCheck took 27021.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. [2018-10-26 19:32:17,627 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.33 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.74 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.76 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 14638.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * CodeCheck took 27021.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...