./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3_false-unreach-call_true-no-overflow.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3_false-unreach-call_true-no-overflow.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/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 9661ac56b9d6946d9444c626fe505dda6865d149 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3_false-unreach-call_true-no-overflow.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/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 9661ac56b9d6946d9444c626fe505dda6865d149 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:55:20,020 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:55:20,021 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:55:20,026 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:55:20,027 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:55:20,027 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:55:20,028 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:55:20,028 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:55:20,029 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:55:20,030 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:55:20,030 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:55:20,030 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:55:20,031 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:55:20,031 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:55:20,032 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:55:20,032 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:55:20,032 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:55:20,033 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:55:20,034 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:55:20,035 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:55:20,035 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:55:20,036 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:55:20,037 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:55:20,037 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:55:20,037 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:55:20,037 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:55:20,038 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:55:20,038 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:55:20,039 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:55:20,039 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:55:20,039 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:55:20,040 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:55:20,040 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:55:20,040 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:55:20,040 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:55:20,041 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:55:20,041 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 11:55:20,048 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:55:20,048 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:55:20,049 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:55:20,049 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:55:20,049 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:55:20,049 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:55:20,049 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:55:20,050 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:55:20,051 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:55:20,051 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:55:20,051 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:55:20,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:55:20,052 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_6872b6c1-b584-4065-8490-72553ca02377/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 -> 9661ac56b9d6946d9444c626fe505dda6865d149 [2018-12-08 11:55:20,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:55:20,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:55:20,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:55:20,080 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:55:20,080 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:55:20,080 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/../../sv-benchmarks/c/bitvector/s3_clnt_3_false-unreach-call_true-no-overflow.BV.c.cil.c [2018-12-08 11:55:20,122 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/122a6d376/f52d5cb96798413cb9195685e117d8b2/FLAG8d352c06e [2018-12-08 11:55:20,472 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:55:20,473 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/sv-benchmarks/c/bitvector/s3_clnt_3_false-unreach-call_true-no-overflow.BV.c.cil.c [2018-12-08 11:55:20,478 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/122a6d376/f52d5cb96798413cb9195685e117d8b2/FLAG8d352c06e [2018-12-08 11:55:20,486 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/122a6d376/f52d5cb96798413cb9195685e117d8b2 [2018-12-08 11:55:20,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:55:20,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:55:20,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:55:20,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:55:20,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:55:20,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a347b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20, skipping insertion in model container [2018-12-08 11:55:20,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:55:20,516 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:55:20,628 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:55:20,630 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:55:20,660 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:55:20,701 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:55:20,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20 WrapperNode [2018-12-08 11:55:20,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:55:20,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:55:20,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:55:20,702 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:55:20,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:55:20,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:55:20,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:55:20,734 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:55:20,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... [2018-12-08 11:55:20,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:55:20,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:55:20,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:55:20,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:55:20,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/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 [2018-12-08 11:55:20,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:55:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:55:20,857 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-08 11:55:20,857 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 11:55:21,295 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:55:21,295 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 11:55:21,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:55:21 BoogieIcfgContainer [2018-12-08 11:55:21,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:55:21,296 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:55:21,296 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:55:21,304 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:55:21,305 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:55:21" (1/1) ... [2018-12-08 11:55:21,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:55:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 85 states and 146 transitions. [2018-12-08 11:55:21,343 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 146 transitions. [2018-12-08 11:55:21,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 11:55:21,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 87 states and 146 transitions. [2018-12-08 11:55:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 146 transitions. [2018-12-08 11:55:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:55:21,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:21,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:21,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2018-12-08 11:55:21,587 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2018-12-08 11:55:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 11:55:21,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:21,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 103 states and 182 transitions. [2018-12-08 11:55:21,696 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 182 transitions. [2018-12-08 11:55:21,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:55:21,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:21,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 105 states and 185 transitions. [2018-12-08 11:55:21,721 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 185 transitions. [2018-12-08 11:55:21,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:55:21,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:21,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:21,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 124 states and 209 transitions. [2018-12-08 11:55:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2018-12-08 11:55:21,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 11:55:21,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:21,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:21,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 125 states and 210 transitions. [2018-12-08 11:55:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2018-12-08 11:55:21,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 11:55:21,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:21,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:21,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 126 states and 211 transitions. [2018-12-08 11:55:21,989 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2018-12-08 11:55:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-08 11:55:21,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,016 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 137 states and 229 transitions. [2018-12-08 11:55:22,153 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 229 transitions. [2018-12-08 11:55:22,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 11:55:22,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,180 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:22,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-12-08 11:55:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-12-08 11:55:22,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:55:22,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:22,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 148 states and 246 transitions. [2018-12-08 11:55:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2018-12-08 11:55:22,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:55:22,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,394 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:22,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 151 states and 254 transitions. [2018-12-08 11:55:22,572 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 254 transitions. [2018-12-08 11:55:22,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 11:55:22,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,582 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:22,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 151 states and 253 transitions. [2018-12-08 11:55:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 253 transitions. [2018-12-08 11:55:22,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 11:55:22,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:22,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:22,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 170 states and 277 transitions. [2018-12-08 11:55:22,875 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 277 transitions. [2018-12-08 11:55:22,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:55:22,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:22,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 171 states and 278 transitions. [2018-12-08 11:55:22,913 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 278 transitions. [2018-12-08 11:55:22,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:55:22,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:22,947 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 185 states and 302 transitions. [2018-12-08 11:55:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 302 transitions. [2018-12-08 11:55:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 11:55:23,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:23,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 186 states and 303 transitions. [2018-12-08 11:55:23,455 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 303 transitions. [2018-12-08 11:55:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 11:55:23,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:55:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:55:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:55:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:55:23,547 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 17 iterations. [2018-12-08 11:55:23,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:55:23 ImpRootNode [2018-12-08 11:55:23,583 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:55:23,583 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:55:23,583 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:55:23,583 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:55:23,584 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:55:21" (3/4) ... [2018-12-08 11:55:23,586 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 11:55:23,586 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:55:23,587 INFO L168 Benchmark]: Toolchain (without parser) took 3098.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 957.1 MB in the beginning and 983.8 MB in the end (delta: -26.8 MB). Peak memory consumption was 139.9 MB. Max. memory is 11.5 GB. [2018-12-08 11:55:23,588 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:55:23,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -165.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:55:23,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.60 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. [2018-12-08 11:55:23,589 INFO L168 Benchmark]: Boogie Preprocessor took 20.08 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:55:23,589 INFO L168 Benchmark]: RCFGBuilder took 541.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:55:23,590 INFO L168 Benchmark]: CodeCheck took 2287.06 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 38.8 MB). Free memory was 1.0 GB in the beginning and 983.8 MB in the end (delta: 51.8 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:55:23,590 INFO L168 Benchmark]: Witness Printer took 3.37 ms. Allocated memory is still 1.2 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:55:23,592 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, 127 locations, 1 error locations. UNSAFE Result, 2.2s OverallTime, 17 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1904780 SDtfs, 1142392 SDslu, 971062 SDs, 0 SdLazy, 2622310 SolverSat, 794332 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4898 GetRequests, 4710 SyntacticMatches, 86 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4508 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 664 NumberOfCodeBlocks, 664 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 595 ConstructedInterpolants, 0 QuantifiedInterpolants, 41291 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 151/151 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: 613]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 300. Possible FailurePath: [L622] int __retres1 ; [L8] int s__info_callback = __VERIFIER_nondet_int(); [L9] int s__in_handshake = __VERIFIER_nondet_int(); [L10] int s__state ; [L11] int s__new_session ; [L12] int s__server ; [L13] int s__version = __VERIFIER_nondet_int(); [L14] int s__type ; [L15] int s__init_num ; [L16] int s__bbio = __VERIFIER_nondet_int(); [L17] int s__wbio = __VERIFIER_nondet_int(); [L18] int s__hit = __VERIFIER_nondet_int(); [L19] int s__rwstate ; [L20] int s__init_buf___0 ; [L21] int s__debug = __VERIFIER_nondet_int(); [L22] int s__shutdown ; [L23] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L24] int s__ctx__stats__sess_connect_renegotiate ; [L25] int s__ctx__stats__sess_connect ; [L26] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L27] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L28] int s__s3__change_cipher_spec ; [L29] int s__s3__flags ; [L30] int s__s3__delay_buf_pop_ret ; [L31] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L32] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L34] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__next_state___0 ; [L37] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L38] int s__session__cipher ; [L39] int s__session__compress_meth ; [L40] int buf ; [L41] unsigned long tmp ; [L42] unsigned long l ; [L43] int num1 ; [L44] int cb ; [L45] int ret ; [L46] int new_state ; [L47] int state ; [L48] int skip ; [L49] int tmp___0 ; [L50] int tmp___1 = __VERIFIER_nondet_int(); [L51] int tmp___2 = __VERIFIER_nondet_int(); [L52] int tmp___3 = __VERIFIER_nondet_int(); [L53] int tmp___4 = __VERIFIER_nondet_int(); [L54] int tmp___5 = __VERIFIER_nondet_int(); [L55] int tmp___6 = __VERIFIER_nondet_int(); [L56] int tmp___7 = __VERIFIER_nondet_int(); [L57] int tmp___8 = __VERIFIER_nondet_int(); [L58] int tmp___9 = __VERIFIER_nondet_int(); [L59] int blastFlag ; [L60] int ag_X ; [L61] int ag_Y ; [L62] int ag_Z ; [L63] int __retres60 ; [L66] s__state = 12292 [L67] blastFlag = 0 [L68] tmp = __VERIFIER_nondet_int() [L69] cb = 0 [L70] ret = -1 [L71] skip = 0 [L72] tmp___0 = 0 [L73] COND FALSE !(s__info_callback != 0) [L76] COND FALSE !(s__ctx__info_callback != 0) [L82] s__in_handshake = s__in_handshake + 1 [L83] COND TRUE tmp___1 + 12288 [L84] COND TRUE tmp___2 + 16384 [L92] COND TRUE \read(s__hit) [L93] ag_Y = 208 [L98] COND TRUE 1 [L100] state = s__state [L101] COND TRUE s__state == 12292 [L204] s__new_session = 1 [L205] s__state = 4096 [L206] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 [L211] s__server = 0 [L212] COND FALSE !(cb != 0) [L217] COND FALSE !(s__version + 65280 != 768) [L223] s__type = 4096 [L224] COND FALSE !((unsigned long )s__init_buf___0 == (unsigned long )((void *)0)) [L242] COND FALSE !(! tmp___4) [L248] COND FALSE !(! tmp___5) [L254] s__state = 4368 [L255] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L256] s__init_num = 0 [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND TRUE s__state == 4368 [L260] s__shutdown = 0 [L261] ret = __VERIFIER_nondet_int() [L262] COND TRUE blastFlag == 0 [L263] blastFlag = 1 [L267] COND FALSE !(ret <= 0) [L272] s__state = 4384 [L273] ag_X = s__state - 32 [L274] s__init_num = 0 [L275] COND TRUE (unsigned long )s__bbio != (unsigned long )s__wbio [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND TRUE s__state == 4384 [L283] ret = __VERIFIER_nondet_int() [L284] COND TRUE blastFlag == 1 [L285] blastFlag = 2 [L293] COND FALSE !(ret <= 0) [L298] s__state = ag_X [L299] COND TRUE \read(s__hit) [L300] s__state = s__state | ag_Y [L304] s__init_num = 0 [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND FALSE !(s__state == 4384) [L125] COND FALSE !(s__state == 4385) [L128] COND FALSE !(s__state == 4400) [L131] COND FALSE !(s__state == 4401) [L134] COND FALSE !(s__state == 4416) [L137] COND FALSE !(s__state == 4417) [L140] COND TRUE s__state == 4432 [L350] ret = __VERIFIER_nondet_int() [L351] COND TRUE blastFlag <= 5 [L613] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -165.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.60 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. * Boogie Preprocessor took 20.08 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 541.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 2287.06 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 38.8 MB). Free memory was 1.0 GB in the beginning and 983.8 MB in the end (delta: 51.8 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.37 ms. Allocated memory is still 1.2 GB. Free memory is still 983.8 MB. 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 0.1.23-635dfa2 [2018-12-08 11:55:24,884 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:55:24,885 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:55:24,894 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:55:24,894 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:55:24,895 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:55:24,896 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:55:24,897 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:55:24,898 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:55:24,899 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:55:24,900 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:55:24,900 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:55:24,900 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:55:24,901 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:55:24,902 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:55:24,902 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:55:24,903 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:55:24,904 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:55:24,906 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:55:24,907 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:55:24,907 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:55:24,908 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:55:24,910 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:55:24,910 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:55:24,910 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:55:24,911 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:55:24,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:55:24,912 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:55:24,912 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:55:24,913 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:55:24,913 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:55:24,914 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:55:24,914 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:55:24,914 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:55:24,915 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:55:24,915 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:55:24,915 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 11:55:24,925 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:55:24,926 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:55:24,926 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:55:24,926 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:55:24,927 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:55:24,927 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:55:24,927 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:55:24,927 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:55:24,927 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:55:24,928 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:55:24,929 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:55:24,929 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:55:24,929 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:55:24,929 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:55:24,929 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:55:24,929 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:55:24,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:55:24,930 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:55:24,930 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:55:24,930 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:55:24,930 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 11:55:24,930 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 11:55:24,930 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:55:24,930 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 11:55:24,930 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 11:55:24,931 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_6872b6c1-b584-4065-8490-72553ca02377/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 -> 9661ac56b9d6946d9444c626fe505dda6865d149 [2018-12-08 11:55:24,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:55:24,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:55:24,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:55:24,968 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:55:24,968 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:55:24,969 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/../../sv-benchmarks/c/bitvector/s3_clnt_3_false-unreach-call_true-no-overflow.BV.c.cil.c [2018-12-08 11:55:25,009 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/c9618dd9d/e82f81b38e6b4f1597be1de7101e0e82/FLAG97bfd6017 [2018-12-08 11:55:25,416 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:55:25,416 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/sv-benchmarks/c/bitvector/s3_clnt_3_false-unreach-call_true-no-overflow.BV.c.cil.c [2018-12-08 11:55:25,424 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/c9618dd9d/e82f81b38e6b4f1597be1de7101e0e82/FLAG97bfd6017 [2018-12-08 11:55:25,433 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/data/c9618dd9d/e82f81b38e6b4f1597be1de7101e0e82 [2018-12-08 11:55:25,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:55:25,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:55:25,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:55:25,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:55:25,439 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:55:25,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45734aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25, skipping insertion in model container [2018-12-08 11:55:25,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:55:25,469 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:55:25,611 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:55:25,613 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:55:25,644 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:55:25,652 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:55:25,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25 WrapperNode [2018-12-08 11:55:25,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:55:25,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:55:25,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:55:25,653 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:55:25,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:55:25,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:55:25,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:55:25,713 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:55:25,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... [2018-12-08 11:55:25,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:55:25,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:55:25,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:55:25,735 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:55:25,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:55:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/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 [2018-12-08 11:55:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:55:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:55:25,822 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-08 11:55:25,822 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 11:55:26,297 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:55:26,297 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 11:55:26,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:55:26 BoogieIcfgContainer [2018-12-08 11:55:26,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:55:26,298 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:55:26,298 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:55:26,307 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:55:26,308 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:55:26" (1/1) ... [2018-12-08 11:55:26,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:55:26,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 85 states and 146 transitions. [2018-12-08 11:55:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 146 transitions. [2018-12-08 11:55:26,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 11:55:26,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,388 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:26,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 87 states and 146 transitions. [2018-12-08 11:55:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 146 transitions. [2018-12-08 11:55:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 11:55:26,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,464 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:26,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:26,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2018-12-08 11:55:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2018-12-08 11:55:26,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-08 11:55:26,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,577 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:26,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:26,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 103 states and 182 transitions. [2018-12-08 11:55:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 182 transitions. [2018-12-08 11:55:26,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:55:26,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,711 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:26,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 105 states and 185 transitions. [2018-12-08 11:55:26,732 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 185 transitions. [2018-12-08 11:55:26,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:55:26,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,733 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:26,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 108 states and 189 transitions. [2018-12-08 11:55:26,801 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 189 transitions. [2018-12-08 11:55:26,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-08 11:55:26,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,803 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:26,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:26,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 109 states and 190 transitions. [2018-12-08 11:55:26,831 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 190 transitions. [2018-12-08 11:55:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-08 11:55:26,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,833 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:26,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:26,862 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:26,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 120 states and 208 transitions. [2018-12-08 11:55:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 208 transitions. [2018-12-08 11:55:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 11:55:26,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:26,989 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:27,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:27,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 131 states and 226 transitions. [2018-12-08 11:55:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2018-12-08 11:55:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 11:55:27,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:27,160 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:27,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:27,176 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 234 transitions. [2018-12-08 11:55:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 234 transitions. [2018-12-08 11:55:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 11:55:27,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:27,381 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:27,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:27,394 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:27,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:27,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 137 states and 238 transitions. [2018-12-08 11:55:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2018-12-08 11:55:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:55:27,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:27,463 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:27,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:27,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:55:28,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:28,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 151 states and 260 transitions. [2018-12-08 11:55:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 260 transitions. [2018-12-08 11:55:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 11:55:28,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:28,057 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:28,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 152 states and 261 transitions. [2018-12-08 11:55:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 261 transitions. [2018-12-08 11:55:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-08 11:55:28,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:28,080 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:28,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:55:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 201 states and 346 transitions. [2018-12-08 11:55:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 346 transitions. [2018-12-08 11:55:30,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-08 11:55:30,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:30,274 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:30,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:30,413 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:31,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:31,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 232 states and 393 transitions. [2018-12-08 11:55:31,316 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 393 transitions. [2018-12-08 11:55:31,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-08 11:55:31,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:31,317 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:31,328 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:55:31,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 245 states and 414 transitions. [2018-12-08 11:55:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 414 transitions. [2018-12-08 11:55:31,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-08 11:55:31,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:31,846 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:31,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:31,905 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:55:31,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 247 states and 417 transitions. [2018-12-08 11:55:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 417 transitions. [2018-12-08 11:55:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-08 11:55:31,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:31,913 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:31,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:55:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 248 states and 418 transitions. [2018-12-08 11:55:32,061 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 418 transitions. [2018-12-08 11:55:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 11:55:32,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:32,062 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:32,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:32,074 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:55:32,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 247 states and 415 transitions. [2018-12-08 11:55:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 415 transitions. [2018-12-08 11:55:32,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-08 11:55:32,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:32,081 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:32,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:32,094 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:55:32,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:32,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 247 states and 413 transitions. [2018-12-08 11:55:32,190 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 413 transitions. [2018-12-08 11:55:32,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 11:55:32,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:32,192 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:32,202 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:32,204 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 11:55:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 261 states and 445 transitions. [2018-12-08 11:55:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 445 transitions. [2018-12-08 11:55:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:55:33,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:33,211 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:33,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 11:55:35,182 WARN L180 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 23 [2018-12-08 11:55:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 274 states and 464 transitions. [2018-12-08 11:55:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 464 transitions. [2018-12-08 11:55:35,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:55:35,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:35,381 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:35,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 11:55:36,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:36,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 277 states and 473 transitions. [2018-12-08 11:55:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 473 transitions. [2018-12-08 11:55:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:55:36,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:36,474 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:36,496 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:36,499 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 11:55:37,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:37,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 279 states and 478 transitions. [2018-12-08 11:55:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 478 transitions. [2018-12-08 11:55:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:55:37,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:37,522 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:37,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:37,557 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 11:55:38,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:38,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 282 states and 486 transitions. [2018-12-08 11:55:38,499 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 486 transitions. [2018-12-08 11:55:38,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 11:55:38,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:38,500 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:38,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:38,512 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 11:55:40,126 WARN L180 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 26 [2018-12-08 11:55:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:40,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 283 states and 497 transitions. [2018-12-08 11:55:40,351 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 497 transitions. [2018-12-08 11:55:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:55:40,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:40,352 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:40,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:40,371 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:55:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 282 states and 493 transitions. [2018-12-08 11:55:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 493 transitions. [2018-12-08 11:55:40,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:55:40,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:40,647 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:40,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:55:45,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:45,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 305 states and 535 transitions. [2018-12-08 11:55:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 535 transitions. [2018-12-08 11:55:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:55:45,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:45,988 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:46,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:46,177 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:55:47,200 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-12-08 11:55:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 307 states and 539 transitions. [2018-12-08 11:55:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 539 transitions. [2018-12-08 11:55:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:55:47,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:47,706 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:47,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 11:55:49,251 WARN L180 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2018-12-08 11:55:49,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:49,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 308 states and 544 transitions. [2018-12-08 11:55:49,598 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 544 transitions. [2018-12-08 11:55:49,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 11:55:49,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:49,599 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:49,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:55:52,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:52,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 315 states and 555 transitions. [2018-12-08 11:55:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 555 transitions. [2018-12-08 11:55:52,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 11:55:52,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:52,164 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:52,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:52,181 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 11:55:54,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:54,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 331 states and 579 transitions. [2018-12-08 11:55:54,415 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 579 transitions. [2018-12-08 11:55:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 11:55:54,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:54,418 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:54,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:54,443 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 11:55:54,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:54,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 331 states and 577 transitions. [2018-12-08 11:55:54,457 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 577 transitions. [2018-12-08 11:55:54,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:55:54,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:54,458 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:54,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:55:55,893 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-12-08 11:55:56,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:56,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 347 states and 605 transitions. [2018-12-08 11:55:56,830 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 605 transitions. [2018-12-08 11:55:56,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:55:56,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:56,832 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:56,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:56,845 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:55:58,126 WARN L180 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-12-08 11:55:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:58,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 348 states and 610 transitions. [2018-12-08 11:55:58,146 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 610 transitions. [2018-12-08 11:55:58,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:55:58,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:58,147 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:58,159 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:58,162 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:55:58,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:55:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 349 states and 621 transitions. [2018-12-08 11:55:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 621 transitions. [2018-12-08 11:55:58,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 11:55:58,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:55:58,594 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:55:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:55:58,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:55:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 7 proven. 30 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 11:56:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 366 states and 645 transitions. [2018-12-08 11:56:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 645 transitions. [2018-12-08 11:56:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 11:56:00,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:00,104 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:00,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:56:02,984 WARN L180 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 31 [2018-12-08 11:56:03,677 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-12-08 11:56:05,520 WARN L180 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 29 [2018-12-08 11:56:06,475 WARN L180 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-12-08 11:56:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 382 states and 667 transitions. [2018-12-08 11:56:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 667 transitions. [2018-12-08 11:56:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 11:56:06,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:06,680 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:06,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:06,750 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:56:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:06,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 387 states and 675 transitions. [2018-12-08 11:56:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 675 transitions. [2018-12-08 11:56:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 11:56:06,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:06,915 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:06,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:07,047 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 11:56:08,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 402 states and 695 transitions. [2018-12-08 11:56:08,728 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 695 transitions. [2018-12-08 11:56:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 11:56:08,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:08,729 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:08,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:08,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:08,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 416 states and 715 transitions. [2018-12-08 11:56:08,789 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 715 transitions. [2018-12-08 11:56:08,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 11:56:08,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:08,790 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:08,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:08,804 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:08,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:08,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 417 states and 716 transitions. [2018-12-08 11:56:08,811 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 716 transitions. [2018-12-08 11:56:08,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 11:56:08,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:08,812 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:08,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:08,970 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 11:56:10,033 WARN L180 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2018-12-08 11:56:12,156 WARN L180 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 23 [2018-12-08 11:56:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:13,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 434 states and 739 transitions. [2018-12-08 11:56:13,735 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 739 transitions. [2018-12-08 11:56:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 11:56:13,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:13,737 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:13,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:13,756 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 11:56:14,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 435 states and 741 transitions. [2018-12-08 11:56:14,026 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 741 transitions. [2018-12-08 11:56:14,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 11:56:14,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:14,027 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:14,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 11:56:15,848 WARN L180 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2018-12-08 11:56:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:16,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 452 states and 765 transitions. [2018-12-08 11:56:16,732 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 765 transitions. [2018-12-08 11:56:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 11:56:16,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:16,733 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:16,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:16,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 460 states and 777 transitions. [2018-12-08 11:56:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 777 transitions. [2018-12-08 11:56:16,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 11:56:16,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:16,814 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:16,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:16,830 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:16,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:16,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 461 states and 778 transitions. [2018-12-08 11:56:16,837 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 778 transitions. [2018-12-08 11:56:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-08 11:56:16,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:16,838 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:16,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:16,854 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:16,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:16,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 464 states and 785 transitions. [2018-12-08 11:56:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 785 transitions. [2018-12-08 11:56:16,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 11:56:16,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:16,868 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:16,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:16,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:16,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 465 states and 786 transitions. [2018-12-08 11:56:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 786 transitions. [2018-12-08 11:56:16,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-08 11:56:16,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:16,893 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:16,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 11:56:17,216 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-12-08 11:56:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:17,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 467 states and 791 transitions. [2018-12-08 11:56:17,897 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 791 transitions. [2018-12-08 11:56:17,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-08 11:56:17,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:17,898 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:17,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:17,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 468 states and 792 transitions. [2018-12-08 11:56:17,922 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 792 transitions. [2018-12-08 11:56:17,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 11:56:17,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:17,923 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:17,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:17,940 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:17,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:17,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 469 states and 793 transitions. [2018-12-08 11:56:17,949 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 793 transitions. [2018-12-08 11:56:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 11:56:17,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:17,950 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:17,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 11:56:19,789 WARN L180 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 36 [2018-12-08 11:56:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 486 states and 817 transitions. [2018-12-08 11:56:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 817 transitions. [2018-12-08 11:56:21,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 11:56:21,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:21,875 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:21,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:22,062 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 11:56:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 487 states and 819 transitions. [2018-12-08 11:56:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 819 transitions. [2018-12-08 11:56:23,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 11:56:23,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:23,351 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:23,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:23,374 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:23,380 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 11:56:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 488 states and 821 transitions. [2018-12-08 11:56:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 821 transitions. [2018-12-08 11:56:23,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 11:56:23,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:23,714 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:23,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:23,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 491 states and 826 transitions. [2018-12-08 11:56:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 826 transitions. [2018-12-08 11:56:23,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-08 11:56:23,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:23,748 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:23,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 11:56:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 495 states and 834 transitions. [2018-12-08 11:56:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 834 transitions. [2018-12-08 11:56:25,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 11:56:25,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:25,847 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:25,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 496 states and 835 transitions. [2018-12-08 11:56:25,873 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 835 transitions. [2018-12-08 11:56:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-08 11:56:25,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:25,874 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:25,888 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 11:56:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 512 states and 860 transitions. [2018-12-08 11:56:27,172 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 860 transitions. [2018-12-08 11:56:27,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-08 11:56:27,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:27,172 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:27,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:27,188 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:27,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:27,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 515 states and 865 transitions. [2018-12-08 11:56:27,202 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 865 transitions. [2018-12-08 11:56:27,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 11:56:27,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:27,202 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:27,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:27,218 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 11:56:27,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 516 states and 866 transitions. [2018-12-08 11:56:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 866 transitions. [2018-12-08 11:56:27,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 11:56:27,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:27,228 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:27,250 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 11:56:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:27,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 524 states and 880 transitions. [2018-12-08 11:56:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 880 transitions. [2018-12-08 11:56:27,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 11:56:27,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:27,728 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:27,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 11:56:27,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:27,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 525 states and 881 transitions. [2018-12-08 11:56:27,756 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 881 transitions. [2018-12-08 11:56:27,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 11:56:27,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:27,757 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:56:27,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:56:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 11:56:29,907 WARN L180 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 35 [2018-12-08 11:56:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:56:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 529 states and 889 transitions. [2018-12-08 11:56:30,846 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 889 transitions. [2018-12-08 11:56:30,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 11:56:30,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:56:30,847 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 11:56:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:56:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 11:56:30,914 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 64 iterations. [2018-12-08 11:56:30,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:56:30 ImpRootNode [2018-12-08 11:56:30,959 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:56:30,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:56:30,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:56:30,959 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:56:30,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:55:26" (3/4) ... [2018-12-08 11:56:30,962 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 11:56:31,021 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6872b6c1-b584-4065-8490-72553ca02377/bin-2019/ukojak/witness.graphml [2018-12-08 11:56:31,021 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:56:31,022 INFO L168 Benchmark]: Toolchain (without parser) took 65586.03 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 335.0 MB). Free memory was 943.4 MB in the beginning and 854.7 MB in the end (delta: 88.7 MB). Peak memory consumption was 423.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:56:31,022 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:56:31,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.01 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 11:56:31,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:56:31,023 INFO L168 Benchmark]: Boogie Preprocessor took 21.37 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. [2018-12-08 11:56:31,023 INFO L168 Benchmark]: RCFGBuilder took 563.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. [2018-12-08 11:56:31,023 INFO L168 Benchmark]: CodeCheck took 64660.74 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.0 GB in the beginning and 865.2 MB in the end (delta: 184.7 MB). Peak memory consumption was 378.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:56:31,023 INFO L168 Benchmark]: Witness Printer took 62.13 ms. Allocated memory is still 1.4 GB. Free memory was 865.2 MB in the beginning and 854.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:56:31,024 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, 127 locations, 1 error locations. UNSAFE Result, 64.5s OverallTime, 64 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1399119180 SDtfs, -1326848828 SDslu, 1021357508 SDs, 0 SdLazy, -596372084 SolverSat, -1529443176 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 94.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37251 GetRequests, 36650 SyntacticMatches, 95 SemanticMatches, 506 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140051 ImplicationChecksByTransitivity, 59.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 4058 NumberOfCodeBlocks, 4058 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 3909 ConstructedInterpolants, 115 QuantifiedInterpolants, 1048909 SizeOfPredicates, 103 NumberOfNonLiveVariables, 5379 ConjunctsInSsa, 171 ConjunctsInUnsatCore, 63 InterpolantComputations, 54 PerfectInterpolantSequences, 2854/3092 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 - CounterExampleResult [Line: 613]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L622] int __retres1 ; [L8] int s__info_callback = __VERIFIER_nondet_int(); [L9] int s__in_handshake = __VERIFIER_nondet_int(); [L10] int s__state ; [L11] int s__new_session ; [L12] int s__server ; [L13] int s__version = __VERIFIER_nondet_int(); [L14] int s__type ; [L15] int s__init_num ; [L16] int s__bbio = __VERIFIER_nondet_int(); [L17] int s__wbio = __VERIFIER_nondet_int(); [L18] int s__hit = __VERIFIER_nondet_int(); [L19] int s__rwstate ; [L20] int s__init_buf___0 ; [L21] int s__debug = __VERIFIER_nondet_int(); [L22] int s__shutdown ; [L23] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L24] int s__ctx__stats__sess_connect_renegotiate ; [L25] int s__ctx__stats__sess_connect ; [L26] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L27] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L28] int s__s3__change_cipher_spec ; [L29] int s__s3__flags ; [L30] int s__s3__delay_buf_pop_ret ; [L31] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L32] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L34] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__next_state___0 ; [L37] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L38] int s__session__cipher ; [L39] int s__session__compress_meth ; [L40] int buf ; [L41] unsigned long tmp ; [L42] unsigned long l ; [L43] int num1 ; [L44] int cb ; [L45] int ret ; [L46] int new_state ; [L47] int state ; [L48] int skip ; [L49] int tmp___0 ; [L50] int tmp___1 = __VERIFIER_nondet_int(); [L51] int tmp___2 = __VERIFIER_nondet_int(); [L52] int tmp___3 = __VERIFIER_nondet_int(); [L53] int tmp___4 = __VERIFIER_nondet_int(); [L54] int tmp___5 = __VERIFIER_nondet_int(); [L55] int tmp___6 = __VERIFIER_nondet_int(); [L56] int tmp___7 = __VERIFIER_nondet_int(); [L57] int tmp___8 = __VERIFIER_nondet_int(); [L58] int tmp___9 = __VERIFIER_nondet_int(); [L59] int blastFlag ; [L60] int ag_X ; [L61] int ag_Y ; [L62] int ag_Z ; [L63] int __retres60 ; [L66] s__state = 12292 [L67] blastFlag = 0 [L68] tmp = __VERIFIER_nondet_int() [L69] cb = 0 [L70] ret = -1 [L71] skip = 0 [L72] tmp___0 = 0 [L73] COND FALSE !(s__info_callback != 0) [L76] COND TRUE s__ctx__info_callback != 0 [L77] cb = s__ctx__info_callback [L82] s__in_handshake = s__in_handshake + 1 [L83] COND TRUE tmp___1 + 12288 [L84] COND FALSE !(tmp___2 + 16384) [L92] COND FALSE !(\read(s__hit)) [L95] ag_Z = 48 [L98] COND TRUE 1 [L100] state = s__state [L101] COND TRUE s__state == 12292 [L204] s__new_session = 1 [L205] s__state = 4096 [L206] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 [L211] s__server = 0 [L212] COND TRUE cb != 0 [L217] COND FALSE !(s__version + 65280 != 768) [L223] s__type = 4096 [L224] COND FALSE !((unsigned long )s__init_buf___0 == (unsigned long )((void *)0)) [L242] COND FALSE !(! tmp___4) [L248] COND FALSE !(! tmp___5) [L254] s__state = 4368 [L255] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L256] s__init_num = 0 [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND TRUE s__state == 4368 [L260] s__shutdown = 0 [L261] ret = __VERIFIER_nondet_int() [L262] COND TRUE blastFlag == 0 [L263] blastFlag = 1 [L267] COND FALSE !(ret <= 0) [L272] s__state = 4384 [L273] ag_X = s__state - 32 [L274] s__init_num = 0 [L275] COND TRUE (unsigned long )s__bbio != (unsigned long )s__wbio [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND TRUE s__state == 4384 [L283] ret = __VERIFIER_nondet_int() [L284] COND TRUE blastFlag == 1 [L285] blastFlag = 2 [L293] COND FALSE !(ret <= 0) [L298] s__state = ag_X [L299] COND FALSE !(\read(s__hit)) [L302] s__state = s__state | ag_Z [L304] s__init_num = 0 [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND FALSE !(s__state == 4384) [L125] COND FALSE !(s__state == 4385) [L128] COND TRUE s__state == 4400 [L308] COND TRUE (unsigned long )s__s3__tmp__new_cipher__algorithms + 256UL [L309] skip = 1 [L323] s__state = 4416 [L324] s__init_num = 0 [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND FALSE !(s__state == 4384) [L125] COND FALSE !(s__state == 4385) [L128] COND FALSE !(s__state == 4400) [L131] COND FALSE !(s__state == 4401) [L134] COND TRUE s__state == 4416 [L328] ret = __VERIFIER_nondet_int() [L329] COND FALSE !(blastFlag == 3) [L334] COND FALSE !(ret <= 0) [L339] s__state = 4432 [L340] s__init_num = 0 [L341] COND FALSE !(! tmp___6) [L571] COND FALSE !(! s__s3__tmp__reuse_message) [L600] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 4096) [L110] COND FALSE !(s__state == 20480) [L113] COND FALSE !(s__state == 4099) [L116] COND FALSE !(s__state == 4368) [L119] COND FALSE !(s__state == 4369) [L122] COND FALSE !(s__state == 4384) [L125] COND FALSE !(s__state == 4385) [L128] COND FALSE !(s__state == 4400) [L131] COND FALSE !(s__state == 4401) [L134] COND FALSE !(s__state == 4416) [L137] COND FALSE !(s__state == 4417) [L140] COND TRUE s__state == 4432 [L350] ret = __VERIFIER_nondet_int() [L351] COND TRUE blastFlag <= 5 [L613] __VERIFIER_error() * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 216.01 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 59.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.37 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. * RCFGBuilder took 563.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. * CodeCheck took 64660.74 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.0 GB in the beginning and 865.2 MB in the end (delta: 184.7 MB). Peak memory consumption was 378.7 MB. Max. memory is 11.5 GB. * Witness Printer took 62.13 ms. Allocated memory is still 1.4 GB. Free memory was 865.2 MB in the beginning and 854.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...