./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/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 1420a5dac3676d838e2b742b3a84faa6df74a9e1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/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 1420a5dac3676d838e2b742b3a84faa6df74a9e1 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:10:34,582 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:10:34,584 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:10:34,595 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:10:34,598 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:10:34,600 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:10:34,602 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:10:34,604 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:10:34,607 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:10:34,610 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:10:34,611 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:10:34,612 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:10:34,613 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:10:34,615 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:10:34,623 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:10:34,624 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:10:34,624 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:10:34,625 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:10:34,627 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:10:34,631 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:10:34,631 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:10:34,632 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:10:34,634 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:10:34,634 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:10:34,634 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:10:34,635 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:10:34,635 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:10:34,636 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:10:34,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:10:34,637 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:10:34,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:10:34,638 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:10:34,638 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:10:34,638 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:10:34,640 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:10:34,641 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:10:34,641 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 21:10:34,652 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:10:34,653 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:10:34,653 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:10:34,654 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:10:34,654 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:10:34,654 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:10:34,654 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:10:34,655 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:10:34,655 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:10:34,656 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:10:34,656 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:10:34,656 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:10:34,656 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:10:34,656 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:10:34,657 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:10:34,657 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:10:34,657 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:10:34,657 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:10:34,657 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:10:34,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:10:34,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:10:34,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:10:34,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:10:34,658 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:10:34,658 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:10:34,658 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:10:34,658 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:10:34,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:10:34,659 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_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/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 -> 1420a5dac3676d838e2b742b3a84faa6df74a9e1 [2018-10-26 21:10:34,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:10:34,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:10:34,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:10:34,708 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:10:34,709 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:10:34,709 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-10-26 21:10:34,765 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/881a089c2/9749b089e2c4442e8ee0e5fedc660e53/FLAG171f4d896 [2018-10-26 21:10:35,231 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:10:35,232 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-10-26 21:10:35,247 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/881a089c2/9749b089e2c4442e8ee0e5fedc660e53/FLAG171f4d896 [2018-10-26 21:10:35,272 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/881a089c2/9749b089e2c4442e8ee0e5fedc660e53 [2018-10-26 21:10:35,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:10:35,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:10:35,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:10:35,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:10:35,285 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:10:35,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:10:35" (1/1) ... [2018-10-26 21:10:35,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3ec45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:35, skipping insertion in model container [2018-10-26 21:10:35,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:10:35" (1/1) ... [2018-10-26 21:10:35,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:10:35,359 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:10:36,053 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:10:36,066 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:10:36,462 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:10:36,483 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:10:36,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36 WrapperNode [2018-10-26 21:10:36,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:10:36,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:10:36,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:10:36,485 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:10:36,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:10:36,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:10:36,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:10:36,677 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:10:36,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... [2018-10-26 21:10:36,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:10:36,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:10:36,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:10:36,792 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:10:36,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:10:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:10:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 21:10:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 21:10:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 21:10:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:10:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:10:36,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:10:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 21:10:37,016 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 21:10:37,017 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-26 21:10:43,830 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:10:43,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:10:43 BoogieIcfgContainer [2018-10-26 21:10:43,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:10:43,831 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:10:43,831 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:10:43,842 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:10:43,842 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:10:43" (1/1) ... [2018-10-26 21:10:43,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:10:43,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 88 states and 150 transitions. [2018-10-26 21:10:43,898 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 150 transitions. [2018-10-26 21:10:43,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 21:10:43,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:44,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:44,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 106 states and 181 transitions. [2018-10-26 21:10:44,767 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2018-10-26 21:10:44,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 21:10:44,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:44,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:44,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2018-10-26 21:10:44,848 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2018-10-26 21:10:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 21:10:44,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:44,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:10:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 115 states and 211 transitions. [2018-10-26 21:10:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 211 transitions. [2018-10-26 21:10:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-26 21:10:44,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:45,060 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:10:45,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:45,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 116 states and 211 transitions. [2018-10-26 21:10:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 211 transitions. [2018-10-26 21:10:45,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-26 21:10:45,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:45,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 124 states and 242 transitions. [2018-10-26 21:10:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 242 transitions. [2018-10-26 21:10:45,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-26 21:10:45,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:45,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:46,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 269 transitions. [2018-10-26 21:10:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 269 transitions. [2018-10-26 21:10:46,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-26 21:10:46,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:46,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 137 states and 268 transitions. [2018-10-26 21:10:46,377 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2018-10-26 21:10:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-26 21:10:46,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:10:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 139 states and 271 transitions. [2018-10-26 21:10:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 271 transitions. [2018-10-26 21:10:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-26 21:10:46,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:46,469 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:46,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 139 states and 270 transitions. [2018-10-26 21:10:46,490 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2018-10-26 21:10:46,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-26 21:10:46,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:46,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 138 states and 271 transitions. [2018-10-26 21:10:46,565 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 271 transitions. [2018-10-26 21:10:46,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-26 21:10:46,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:46,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:46,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2018-10-26 21:10:46,829 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2018-10-26 21:10:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-26 21:10:46,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:46,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:10:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:47,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 143 states and 281 transitions. [2018-10-26 21:10:47,001 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 281 transitions. [2018-10-26 21:10:47,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-26 21:10:47,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:47,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:47,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 141 states and 276 transitions. [2018-10-26 21:10:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 276 transitions. [2018-10-26 21:10:47,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-26 21:10:47,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:47,071 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 141 states and 275 transitions. [2018-10-26 21:10:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 275 transitions. [2018-10-26 21:10:47,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-26 21:10:47,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:47,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:47,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 164 states and 332 transitions. [2018-10-26 21:10:47,825 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 332 transitions. [2018-10-26 21:10:47,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 21:10:47,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:47,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:10:47,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:47,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 165 states and 333 transitions. [2018-10-26 21:10:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 333 transitions. [2018-10-26 21:10:47,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 21:10:47,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:48,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:48,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 167 states and 338 transitions. [2018-10-26 21:10:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 338 transitions. [2018-10-26 21:10:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 21:10:48,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:48,200 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 169 states and 352 transitions. [2018-10-26 21:10:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 352 transitions. [2018-10-26 21:10:48,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 21:10:48,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:48,518 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:48,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:48,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 170 states and 353 transitions. [2018-10-26 21:10:48,527 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 353 transitions. [2018-10-26 21:10:48,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-26 21:10:48,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:49,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:49,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 177 states and 371 transitions. [2018-10-26 21:10:49,371 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 371 transitions. [2018-10-26 21:10:49,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 21:10:49,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:49,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:49,401 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:49,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:49,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 176 states and 369 transitions. [2018-10-26 21:10:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 369 transitions. [2018-10-26 21:10:49,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-26 21:10:49,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:49,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:49,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:49,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 177 states and 370 transitions. [2018-10-26 21:10:49,689 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 370 transitions. [2018-10-26 21:10:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-26 21:10:49,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:50,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 180 states and 376 transitions. [2018-10-26 21:10:50,057 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 376 transitions. [2018-10-26 21:10:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-26 21:10:50,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 197 states and 412 transitions. [2018-10-26 21:10:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 412 transitions. [2018-10-26 21:10:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-26 21:10:51,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:51,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 198 states and 413 transitions. [2018-10-26 21:10:51,640 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 413 transitions. [2018-10-26 21:10:51,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-26 21:10:51,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 199 states and 417 transitions. [2018-10-26 21:10:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 417 transitions. [2018-10-26 21:10:52,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-26 21:10:52,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 201 states and 423 transitions. [2018-10-26 21:10:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 423 transitions. [2018-10-26 21:10:52,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-26 21:10:52,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:52,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:53,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:53,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 203 states and 429 transitions. [2018-10-26 21:10:53,233 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 429 transitions. [2018-10-26 21:10:53,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-26 21:10:53,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:10:53,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:53,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 206 states and 433 transitions. [2018-10-26 21:10:53,625 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 433 transitions. [2018-10-26 21:10:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-26 21:10:53,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 209 states and 444 transitions. [2018-10-26 21:10:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 444 transitions. [2018-10-26 21:10:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-26 21:10:54,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:54,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 212 states and 449 transitions. [2018-10-26 21:10:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 449 transitions. [2018-10-26 21:10:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 21:10:54,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:55,500 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-26 21:10:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 215 states and 453 transitions. [2018-10-26 21:10:55,859 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 453 transitions. [2018-10-26 21:10:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 21:10:55,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:55,883 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:55,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:55,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 212 states and 446 transitions. [2018-10-26 21:10:55,890 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 446 transitions. [2018-10-26 21:10:55,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-26 21:10:55,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:56,842 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:10:57,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:10:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 231 states and 486 transitions. [2018-10-26 21:10:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 486 transitions. [2018-10-26 21:10:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 21:10:57,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:10:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:10:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 260 states and 548 transitions. [2018-10-26 21:11:00,784 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 548 transitions. [2018-10-26 21:11:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 21:11:00,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:00,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:00,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 263 states and 553 transitions. [2018-10-26 21:11:00,949 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 553 transitions. [2018-10-26 21:11:00,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 21:11:00,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:00,973 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:01,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 266 states and 560 transitions. [2018-10-26 21:11:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 560 transitions. [2018-10-26 21:11:01,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 21:11:01,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:01,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 268 states and 566 transitions. [2018-10-26 21:11:01,528 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 566 transitions. [2018-10-26 21:11:01,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-26 21:11:01,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:02,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:02,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 269 states and 569 transitions. [2018-10-26 21:11:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 569 transitions. [2018-10-26 21:11:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:11:02,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:02,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:02,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 270 states and 570 transitions. [2018-10-26 21:11:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 570 transitions. [2018-10-26 21:11:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:11:02,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:02,716 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:02,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 268 states and 567 transitions. [2018-10-26 21:11:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 567 transitions. [2018-10-26 21:11:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:11:02,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:03,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 269 states and 568 transitions. [2018-10-26 21:11:03,038 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 568 transitions. [2018-10-26 21:11:03,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:11:03,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:03,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 271 states and 571 transitions. [2018-10-26 21:11:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 571 transitions. [2018-10-26 21:11:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:11:03,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:03,922 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:06,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:06,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 290 states and 614 transitions. [2018-10-26 21:11:06,251 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 614 transitions. [2018-10-26 21:11:06,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:11:06,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:06,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 288 states and 610 transitions. [2018-10-26 21:11:06,280 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 610 transitions. [2018-10-26 21:11:06,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:11:06,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 292 states and 621 transitions. [2018-10-26 21:11:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 621 transitions. [2018-10-26 21:11:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:11:07,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:08,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 292 states and 620 transitions. [2018-10-26 21:11:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 620 transitions. [2018-10-26 21:11:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-26 21:11:08,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:09,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 292 states and 619 transitions. [2018-10-26 21:11:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 619 transitions. [2018-10-26 21:11:09,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 21:11:09,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:09,765 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:09,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:09,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 295 states and 628 transitions. [2018-10-26 21:11:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 628 transitions. [2018-10-26 21:11:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 21:11:09,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:09,908 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:10,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 297 states and 636 transitions. [2018-10-26 21:11:10,624 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 636 transitions. [2018-10-26 21:11:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 21:11:10,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:10,976 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:11,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:11,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 298 states and 637 transitions. [2018-10-26 21:11:11,723 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 637 transitions. [2018-10-26 21:11:11,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 21:11:11,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:12,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:12,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 298 states and 636 transitions. [2018-10-26 21:11:12,581 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 636 transitions. [2018-10-26 21:11:12,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:11:12,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:11:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:12,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 303 states and 648 transitions. [2018-10-26 21:11:12,729 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 648 transitions. [2018-10-26 21:11:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:11:12,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-26 21:11:12,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:12,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 304 states and 648 transitions. [2018-10-26 21:11:12,807 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 648 transitions. [2018-10-26 21:11:12,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:11:12,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:12,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:12,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 305 states and 649 transitions. [2018-10-26 21:11:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 649 transitions. [2018-10-26 21:11:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:11:12,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 305 states and 647 transitions. [2018-10-26 21:11:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 647 transitions. [2018-10-26 21:11:15,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-26 21:11:15,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:16,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:16,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 305 states and 646 transitions. [2018-10-26 21:11:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 646 transitions. [2018-10-26 21:11:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:11:16,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:16,850 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:17,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 310 states and 659 transitions. [2018-10-26 21:11:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 659 transitions. [2018-10-26 21:11:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:11:17,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:17,321 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:17,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 310 states and 658 transitions. [2018-10-26 21:11:17,381 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 658 transitions. [2018-10-26 21:11:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:11:17,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:17,406 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:17,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:17,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 313 states and 665 transitions. [2018-10-26 21:11:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 665 transitions. [2018-10-26 21:11:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:11:17,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:17,578 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:17,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 314 states and 666 transitions. [2018-10-26 21:11:17,587 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 666 transitions. [2018-10-26 21:11:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:11:17,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:17,608 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:17,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 314 states and 665 transitions. [2018-10-26 21:11:17,674 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 665 transitions. [2018-10-26 21:11:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:11:17,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:19,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:19,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 326 states and 684 transitions. [2018-10-26 21:11:19,846 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 684 transitions. [2018-10-26 21:11:19,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:11:19,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:19,875 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:11:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:19,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 328 states and 687 transitions. [2018-10-26 21:11:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 687 transitions. [2018-10-26 21:11:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:11:19,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:19,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:19,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 328 states and 686 transitions. [2018-10-26 21:11:19,948 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 686 transitions. [2018-10-26 21:11:19,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:11:19,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:19,962 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:19,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 325 states and 678 transitions. [2018-10-26 21:11:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 678 transitions. [2018-10-26 21:11:19,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:11:19,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:20,004 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 331 states and 688 transitions. [2018-10-26 21:11:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 688 transitions. [2018-10-26 21:11:20,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:11:20,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:20,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:20,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 332 states and 689 transitions. [2018-10-26 21:11:20,360 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 689 transitions. [2018-10-26 21:11:20,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:11:20,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:20,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 333 states and 690 transitions. [2018-10-26 21:11:20,798 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 690 transitions. [2018-10-26 21:11:20,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-26 21:11:20,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:21,185 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 333 states and 689 transitions. [2018-10-26 21:11:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 689 transitions. [2018-10-26 21:11:21,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:11:21,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:21,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 331 states and 684 transitions. [2018-10-26 21:11:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 684 transitions. [2018-10-26 21:11:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:11:21,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:21,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 331 states and 683 transitions. [2018-10-26 21:11:21,734 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 683 transitions. [2018-10-26 21:11:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:11:21,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 331 states and 682 transitions. [2018-10-26 21:11:22,484 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 682 transitions. [2018-10-26 21:11:22,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:11:22,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:22,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:22,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 332 states and 683 transitions. [2018-10-26 21:11:22,517 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 683 transitions. [2018-10-26 21:11:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:11:22,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:22,705 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:23,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 332 states and 682 transitions. [2018-10-26 21:11:23,156 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 682 transitions. [2018-10-26 21:11:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:11:23,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:23,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 335 states and 687 transitions. [2018-10-26 21:11:23,228 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 687 transitions. [2018-10-26 21:11:23,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-26 21:11:23,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:23,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:23,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 335 states and 686 transitions. [2018-10-26 21:11:23,831 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 686 transitions. [2018-10-26 21:11:23,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:11:23,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:11:24,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:24,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 337 states and 697 transitions. [2018-10-26 21:11:24,503 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 697 transitions. [2018-10-26 21:11:24,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:11:24,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:24,686 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:11:25,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:25,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 341 states and 712 transitions. [2018-10-26 21:11:25,627 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 712 transitions. [2018-10-26 21:11:25,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:11:25,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:25,907 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:26,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:26,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 341 states and 711 transitions. [2018-10-26 21:11:26,370 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 711 transitions. [2018-10-26 21:11:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:11:26,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:26,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 344 states and 716 transitions. [2018-10-26 21:11:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 716 transitions. [2018-10-26 21:11:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:11:26,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:26,506 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:26,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 345 states and 717 transitions. [2018-10-26 21:11:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 717 transitions. [2018-10-26 21:11:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:11:26,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:27,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:27,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 345 states and 722 transitions. [2018-10-26 21:11:27,190 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 722 transitions. [2018-10-26 21:11:27,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:11:27,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:28,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:28,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 348 states and 735 transitions. [2018-10-26 21:11:28,233 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 735 transitions. [2018-10-26 21:11:28,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:11:28,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:29,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 348 states and 734 transitions. [2018-10-26 21:11:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 734 transitions. [2018-10-26 21:11:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:11:29,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 349 states and 735 transitions. [2018-10-26 21:11:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 735 transitions. [2018-10-26 21:11:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:11:29,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:29,579 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:30,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 349 states and 732 transitions. [2018-10-26 21:11:30,093 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 732 transitions. [2018-10-26 21:11:30,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-26 21:11:30,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:30,113 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:30,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:30,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 352 states and 737 transitions. [2018-10-26 21:11:30,140 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 737 transitions. [2018-10-26 21:11:30,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:11:30,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:30,172 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 21:11:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 360 states and 748 transitions. [2018-10-26 21:11:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 748 transitions. [2018-10-26 21:11:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:11:32,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:33,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 360 states and 745 transitions. [2018-10-26 21:11:33,535 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 745 transitions. [2018-10-26 21:11:33,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:11:33,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:33,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:33,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 361 states and 746 transitions. [2018-10-26 21:11:33,564 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 746 transitions. [2018-10-26 21:11:33,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:11:33,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:34,149 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:34,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 361 states and 745 transitions. [2018-10-26 21:11:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 745 transitions. [2018-10-26 21:11:34,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-26 21:11:34,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:34,716 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:35,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:35,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 361 states and 744 transitions. [2018-10-26 21:11:35,197 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 744 transitions. [2018-10-26 21:11:35,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-26 21:11:35,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:36,044 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:11:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:36,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 362 states and 746 transitions. [2018-10-26 21:11:36,079 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 746 transitions. [2018-10-26 21:11:36,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-26 21:11:36,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:36,345 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:36,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:37,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 362 states and 745 transitions. [2018-10-26 21:11:37,000 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 745 transitions. [2018-10-26 21:11:37,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-26 21:11:37,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:37,293 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:37,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 362 states and 744 transitions. [2018-10-26 21:11:37,903 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 744 transitions. [2018-10-26 21:11:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:11:37,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:11:38,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:38,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 363 states and 745 transitions. [2018-10-26 21:11:38,116 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 745 transitions. [2018-10-26 21:11:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:11:38,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:38,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:38,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 366 states and 754 transitions. [2018-10-26 21:11:38,535 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 754 transitions. [2018-10-26 21:11:38,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:11:38,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:38,777 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:39,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 366 states and 752 transitions. [2018-10-26 21:11:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 752 transitions. [2018-10-26 21:11:39,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:11:39,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:39,407 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:39,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:39,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 371 states and 761 transitions. [2018-10-26 21:11:39,494 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 761 transitions. [2018-10-26 21:11:39,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:11:39,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 372 states and 762 transitions. [2018-10-26 21:11:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 762 transitions. [2018-10-26 21:11:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:11:40,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 376 states and 768 transitions. [2018-10-26 21:11:40,290 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 768 transitions. [2018-10-26 21:11:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-26 21:11:40,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:40,569 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:41,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:41,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 376 states and 767 transitions. [2018-10-26 21:11:41,203 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 767 transitions. [2018-10-26 21:11:41,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 21:11:41,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:41,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:41,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 379 states and 773 transitions. [2018-10-26 21:11:41,498 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 773 transitions. [2018-10-26 21:11:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 21:11:41,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:41,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:41,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 384 states and 782 transitions. [2018-10-26 21:11:41,518 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 782 transitions. [2018-10-26 21:11:41,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 21:11:41,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:41,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 388 states and 788 transitions. [2018-10-26 21:11:41,547 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 788 transitions. [2018-10-26 21:11:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 21:11:41,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 389 states and 789 transitions. [2018-10-26 21:11:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 789 transitions. [2018-10-26 21:11:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 21:11:41,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:41,855 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:42,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 389 states and 788 transitions. [2018-10-26 21:11:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 788 transitions. [2018-10-26 21:11:42,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-26 21:11:42,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:42,929 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:43,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 389 states and 785 transitions. [2018-10-26 21:11:43,550 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 785 transitions. [2018-10-26 21:11:43,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:11:43,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:43,572 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:43,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:43,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 386 states and 772 transitions. [2018-10-26 21:11:43,583 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 772 transitions. [2018-10-26 21:11:43,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:11:43,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:43,599 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:43,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 389 states and 777 transitions. [2018-10-26 21:11:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 777 transitions. [2018-10-26 21:11:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:11:43,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 390 states and 778 transitions. [2018-10-26 21:11:43,654 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 778 transitions. [2018-10-26 21:11:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:11:43,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:11:43,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:43,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 395 states and 790 transitions. [2018-10-26 21:11:43,942 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 790 transitions. [2018-10-26 21:11:43,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:11:43,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:44,191 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-26 21:11:44,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:44,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 396 states and 790 transitions. [2018-10-26 21:11:44,280 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 790 transitions. [2018-10-26 21:11:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:11:44,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:44,528 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:45,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:45,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 396 states and 787 transitions. [2018-10-26 21:11:45,236 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 787 transitions. [2018-10-26 21:11:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:11:45,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:46,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:46,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 396 states and 785 transitions. [2018-10-26 21:11:46,304 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 785 transitions. [2018-10-26 21:11:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:46,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:46,839 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:11:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:47,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 400 states and 795 transitions. [2018-10-26 21:11:47,517 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 795 transitions. [2018-10-26 21:11:47,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:47,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 402 states and 801 transitions. [2018-10-26 21:11:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 801 transitions. [2018-10-26 21:11:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:48,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:48,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:48,475 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:11:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:48,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 405 states and 806 transitions. [2018-10-26 21:11:48,499 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 806 transitions. [2018-10-26 21:11:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:48,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 407 states and 808 transitions. [2018-10-26 21:11:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 808 transitions. [2018-10-26 21:11:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:48,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:48,630 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 21:11:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 408 states and 809 transitions. [2018-10-26 21:11:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 809 transitions. [2018-10-26 21:11:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:49,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 409 states and 810 transitions. [2018-10-26 21:11:49,365 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 810 transitions. [2018-10-26 21:11:49,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:49,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 412 states and 815 transitions. [2018-10-26 21:11:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 815 transitions. [2018-10-26 21:11:49,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:49,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:50,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:50,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 417 states and 828 transitions. [2018-10-26 21:11:50,367 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 828 transitions. [2018-10-26 21:11:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-26 21:11:50,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:50,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 417 states and 827 transitions. [2018-10-26 21:11:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 827 transitions. [2018-10-26 21:11:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:50,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:50,411 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 415 states and 824 transitions. [2018-10-26 21:11:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 824 transitions. [2018-10-26 21:11:50,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:50,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:11:50,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:50,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 416 states and 826 transitions. [2018-10-26 21:11:50,458 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 826 transitions. [2018-10-26 21:11:50,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:50,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:50,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 418 states and 829 transitions. [2018-10-26 21:11:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 829 transitions. [2018-10-26 21:11:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:50,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:50,879 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 21:11:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:51,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 419 states and 829 transitions. [2018-10-26 21:11:51,175 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 829 transitions. [2018-10-26 21:11:51,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:51,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:51,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:51,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 420 states and 830 transitions. [2018-10-26 21:11:51,207 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 830 transitions. [2018-10-26 21:11:51,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:51,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 21:11:51,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 422 states and 832 transitions. [2018-10-26 21:11:51,741 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 832 transitions. [2018-10-26 21:11:51,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:51,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:51,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:51,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 425 states and 837 transitions. [2018-10-26 21:11:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 837 transitions. [2018-10-26 21:11:51,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:51,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:51,888 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 21:11:51,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:51,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 427 states and 840 transitions. [2018-10-26 21:11:51,955 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 840 transitions. [2018-10-26 21:11:51,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:51,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:51,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 427 states and 839 transitions. [2018-10-26 21:11:51,981 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 839 transitions. [2018-10-26 21:11:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:51,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:52,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 424 states and 831 transitions. [2018-10-26 21:11:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 831 transitions. [2018-10-26 21:11:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:11:52,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 424 states and 829 transitions. [2018-10-26 21:11:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 829 transitions. [2018-10-26 21:11:52,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 21:11:52,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:52,994 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 422 states and 824 transitions. [2018-10-26 21:11:53,000 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 824 transitions. [2018-10-26 21:11:53,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 21:11:53,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 21:11:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 423 states and 825 transitions. [2018-10-26 21:11:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 825 transitions. [2018-10-26 21:11:53,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 21:11:53,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:53,047 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:53,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 426 states and 830 transitions. [2018-10-26 21:11:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 830 transitions. [2018-10-26 21:11:53,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 21:11:53,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 21:11:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 434 states and 839 transitions. [2018-10-26 21:11:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 839 transitions. [2018-10-26 21:11:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 21:11:56,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:56,282 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:56,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:56,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 432 states and 834 transitions. [2018-10-26 21:11:56,289 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 834 transitions. [2018-10-26 21:11:56,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 21:11:56,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:56,305 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 432 states and 833 transitions. [2018-10-26 21:11:56,319 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 833 transitions. [2018-10-26 21:11:56,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 21:11:56,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:56,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:56,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 433 states and 834 transitions. [2018-10-26 21:11:56,343 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 834 transitions. [2018-10-26 21:11:56,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 21:11:56,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 433 states and 833 transitions. [2018-10-26 21:11:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 833 transitions. [2018-10-26 21:11:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:11:57,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:11:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 436 states and 840 transitions. [2018-10-26 21:11:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 840 transitions. [2018-10-26 21:11:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:11:57,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 436 states and 839 transitions. [2018-10-26 21:11:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 839 transitions. [2018-10-26 21:11:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 21:11:58,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:58,644 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:11:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 442 states and 849 transitions. [2018-10-26 21:11:58,680 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 849 transitions. [2018-10-26 21:11:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 21:11:58,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:58,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 443 states and 850 transitions. [2018-10-26 21:11:58,706 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 850 transitions. [2018-10-26 21:11:58,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:11:58,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:11:58,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:58,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 444 states and 851 transitions. [2018-10-26 21:11:58,741 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 851 transitions. [2018-10-26 21:11:58,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:11:58,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:58,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 447 states and 856 transitions. [2018-10-26 21:11:58,783 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 856 transitions. [2018-10-26 21:11:58,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:11:58,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:11:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:11:59,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 447 states and 854 transitions. [2018-10-26 21:11:59,787 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 854 transitions. [2018-10-26 21:11:59,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:11:59,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:11:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:11:59,864 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:08,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 468 states and 880 transitions. [2018-10-26 21:12:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 880 transitions. [2018-10-26 21:12:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 21:12:08,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,150 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:08,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 471 states and 885 transitions. [2018-10-26 21:12:08,167 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 885 transitions. [2018-10-26 21:12:08,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 21:12:08,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:08,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 472 states and 886 transitions. [2018-10-26 21:12:08,190 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 886 transitions. [2018-10-26 21:12:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 21:12:08,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:12:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 473 states and 887 transitions. [2018-10-26 21:12:08,472 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 887 transitions. [2018-10-26 21:12:08,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 21:12:08,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,494 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:08,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 474 states and 888 transitions. [2018-10-26 21:12:08,504 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 888 transitions. [2018-10-26 21:12:08,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 21:12:08,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 477 states and 893 transitions. [2018-10-26 21:12:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 893 transitions. [2018-10-26 21:12:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 21:12:08,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:08,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 478 states and 894 transitions. [2018-10-26 21:12:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 894 transitions. [2018-10-26 21:12:08,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 21:12:08,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 483 states and 905 transitions. [2018-10-26 21:12:08,623 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 905 transitions. [2018-10-26 21:12:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 21:12:08,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:08,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 487 states and 913 transitions. [2018-10-26 21:12:08,725 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 913 transitions. [2018-10-26 21:12:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 21:12:08,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:08,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 492 states and 922 transitions. [2018-10-26 21:12:08,751 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 922 transitions. [2018-10-26 21:12:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 21:12:08,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,768 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:08,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 496 states and 928 transitions. [2018-10-26 21:12:08,800 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 928 transitions. [2018-10-26 21:12:08,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 21:12:08,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:08,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 497 states and 929 transitions. [2018-10-26 21:12:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 929 transitions. [2018-10-26 21:12:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 21:12:08,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,891 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:08,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 500 states and 934 transitions. [2018-10-26 21:12:08,918 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 934 transitions. [2018-10-26 21:12:08,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 21:12:08,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:08,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 501 states and 935 transitions. [2018-10-26 21:12:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 935 transitions. [2018-10-26 21:12:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 21:12:08,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:12:09,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 502 states and 937 transitions. [2018-10-26 21:12:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 937 transitions. [2018-10-26 21:12:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 21:12:09,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:09,239 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:12:09,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:09,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 506 states and 945 transitions. [2018-10-26 21:12:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 945 transitions. [2018-10-26 21:12:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 21:12:09,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:10,002 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:12:10,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 509 states and 948 transitions. [2018-10-26 21:12:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 948 transitions. [2018-10-26 21:12:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 21:12:10,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:10,722 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:10,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:10,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 510 states and 949 transitions. [2018-10-26 21:12:10,739 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 949 transitions. [2018-10-26 21:12:10,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 21:12:10,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:10,764 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:10,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 513 states and 954 transitions. [2018-10-26 21:12:10,805 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 954 transitions. [2018-10-26 21:12:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 21:12:10,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 21:12:12,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 516 states and 956 transitions. [2018-10-26 21:12:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 956 transitions. [2018-10-26 21:12:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 21:12:12,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 21:12:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 517 states and 957 transitions. [2018-10-26 21:12:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 957 transitions. [2018-10-26 21:12:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 21:12:12,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:12,733 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:12,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:12,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 518 states and 958 transitions. [2018-10-26 21:12:12,747 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 958 transitions. [2018-10-26 21:12:12,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 21:12:12,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:12,851 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 21:12:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:15,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 537 states and 996 transitions. [2018-10-26 21:12:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 996 transitions. [2018-10-26 21:12:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 21:12:15,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:15,634 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 561 states and 1046 transitions. [2018-10-26 21:12:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1046 transitions. [2018-10-26 21:12:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 21:12:15,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:15,897 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:12:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 563 states and 1049 transitions. [2018-10-26 21:12:16,183 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1049 transitions. [2018-10-26 21:12:16,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 21:12:16,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:12:18,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:18,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 563 states and 1043 transitions. [2018-10-26 21:12:18,166 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1043 transitions. [2018-10-26 21:12:18,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 21:12:18,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:18,185 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:18,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 564 states and 1044 transitions. [2018-10-26 21:12:18,205 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1044 transitions. [2018-10-26 21:12:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-26 21:12:18,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:18,223 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:18,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:18,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 567 states and 1049 transitions. [2018-10-26 21:12:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1049 transitions. [2018-10-26 21:12:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 21:12:18,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:12:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 585 states and 1084 transitions. [2018-10-26 21:12:24,220 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1084 transitions. [2018-10-26 21:12:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 21:12:24,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:12:24,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:24,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 586 states and 1085 transitions. [2018-10-26 21:12:24,247 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1085 transitions. [2018-10-26 21:12:24,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 21:12:24,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:12:26,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 589 states and 1091 transitions. [2018-10-26 21:12:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1091 transitions. [2018-10-26 21:12:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 21:12:26,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:26,918 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 21:12:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 592 states and 1096 transitions. [2018-10-26 21:12:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1096 transitions. [2018-10-26 21:12:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 21:12:27,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:28,105 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 21:12:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 595 states and 1100 transitions. [2018-10-26 21:12:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1100 transitions. [2018-10-26 21:12:28,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:12:28,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:28,215 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-10-26 21:12:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 602 states and 1121 transitions. [2018-10-26 21:12:28,345 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1121 transitions. [2018-10-26 21:12:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:12:28,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 21:12:28,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:28,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 603 states and 1121 transitions. [2018-10-26 21:12:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1121 transitions. [2018-10-26 21:12:28,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:12:28,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:28,885 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:12:33,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 625 states and 1179 transitions. [2018-10-26 21:12:33,403 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1179 transitions. [2018-10-26 21:12:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:12:33,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:33,426 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 21:12:34,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:34,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 649 states and 1229 transitions. [2018-10-26 21:12:34,694 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1229 transitions. [2018-10-26 21:12:34,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 21:12:34,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:35,909 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 21:12:39,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:39,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 657 states and 1242 transitions. [2018-10-26 21:12:39,058 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1242 transitions. [2018-10-26 21:12:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 21:12:39,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 21:12:40,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:40,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 658 states and 1244 transitions. [2018-10-26 21:12:40,617 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1244 transitions. [2018-10-26 21:12:40,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 21:12:40,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:12:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-10-26 21:12:41,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:12:41,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 658 states and 1243 transitions. [2018-10-26 21:12:41,844 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1243 transitions. [2018-10-26 21:12:41,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 21:12:41,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:12:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:12:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:12:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:12:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:12:46,768 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 192 iterations. [2018-10-26 21:12:46,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 09:12:46 ImpRootNode [2018-10-26 21:12:46,938 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 21:12:46,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:12:46,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:12:46,938 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:12:46,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:10:43" (3/4) ... [2018-10-26 21:12:46,943 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 21:12:46,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:12:46,955 INFO L168 Benchmark]: Toolchain (without parser) took 131676.28 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 953.1 MB in the beginning and 1.4 GB in the end (delta: -483.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-10-26 21:12:46,956 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:12:46,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1202.57 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 781.2 MB in the end (delta: 171.9 MB). Peak memory consumption was 171.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:12:46,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 781.2 MB in the beginning and 1.1 GB in the end (delta: -358.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-10-26 21:12:46,957 INFO L168 Benchmark]: Boogie Preprocessor took 114.65 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: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:12:46,957 INFO L168 Benchmark]: RCFGBuilder took 7038.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 824.7 MB in the end (delta: 310.9 MB). Peak memory consumption was 310.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:12:46,958 INFO L168 Benchmark]: CodeCheck took 123106.79 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 824.7 MB in the beginning and 1.4 GB in the end (delta: -612.0 MB). Peak memory consumption was 831.3 MB. Max. memory is 11.5 GB. [2018-10-26 21:12:46,958 INFO L168 Benchmark]: Witness Printer took 4.69 ms. Allocated memory is still 2.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:12:46,960 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, 341 locations, 1 error locations. UNSAFE Result, 122.9s OverallTime, 192 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1532502688 SDtfs, -604578876 SDslu, 1533705776 SDs, 0 SdLazy, 684329304 SolverSat, 546270456 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 638.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93115 GetRequests, 90657 SyntacticMatches, 1666 SemanticMatches, 792 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384937 ImplicationChecksByTransitivity, 105.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 26.9s InterpolantComputationTime, 10566 NumberOfCodeBlocks, 10566 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 10276 ConstructedInterpolants, 0 QuantifiedInterpolants, 2198481 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 191 InterpolantComputations, 144 PerfectInterpolantSequences, 4581/5870 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: 1643]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 1338. Possible FailurePath: [L1042] static int init = 1; [L1043] FCALL static SSL_METHOD SSLv3_client_data ; [L1043] RET static SSL_METHOD SSLv3_client_data ; [L1065] EXPR, FCALL malloc(sizeof(SSL)) [L1065] SSL *s = (SSL*)malloc(sizeof(SSL)) ; [L1069] EXPR, FCALL malloc(sizeof(struct ssl3_state_st)) [L1069] FCALL s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1070] EXPR, FCALL malloc(sizeof(SSL_CTX)) [L1070] FCALL s->ctx = malloc(sizeof(SSL_CTX)) [L1071] EXPR, FCALL malloc(sizeof(SSL_SESSION)) [L1071] FCALL s->session = malloc(sizeof(SSL_SESSION)) [L1072] FCALL s->state = 12292 [L1073] FCALL s->version = __VERIFIER_nondet_int() [L1074] CALL ssl3_connect(s) [L1080] BUF_MEM *buf ; [L1081] unsigned long tmp ; [L1082] unsigned long l ; [L1083] long num1 ; [L1084] void (*cb)() ; [L1085] int ret ; [L1086] int new_state ; [L1087] int state ; [L1088] int skip ; [L1089] int *tmp___0 = __VERIFIER_nondet_pointer() ; [L1090] int tmp___1 = __VERIFIER_nondet_int() ; [L1091] int tmp___2 = __VERIFIER_nondet_int() ; [L1092] int tmp___3 = __VERIFIER_nondet_int() ; [L1093] int tmp___4 = __VERIFIER_nondet_int() ; [L1094] int tmp___5 = __VERIFIER_nondet_int() ; [L1095] int tmp___6 = __VERIFIER_nondet_int() ; [L1096] int tmp___7 = __VERIFIER_nondet_int() ; [L1097] int tmp___8 = __VERIFIER_nondet_int() ; [L1098] long tmp___9 = __VERIFIER_nondet_long() ; [L1099] int blastFlag ; [L1102] blastFlag = 0 [L1103] FCALL s->hit=__VERIFIER_nondet_int () [L1104] FCALL s->state = 12292 [L1105] tmp = __VERIFIER_nondet_int() [L1106] cb = (void (*)())((void *)0) [L1107] ret = -1 [L1108] skip = 0 [L1109] FCALL *tmp___0 = 0 [L1110] EXPR, FCALL s->info_callback [L1110] COND FALSE !((unsigned long )s->info_callback != (unsigned long )((void *)0)) [L1113] EXPR, FCALL s->ctx [L1113] EXPR, FCALL (s->ctx)->info_callback [L1113] COND TRUE (unsigned long )(s->ctx)->info_callback != (unsigned long )((void *)0) [L1114] EXPR, FCALL s->ctx [L1114] EXPR, FCALL (s->ctx)->info_callback [L1114] cb = (s->ctx)->info_callback [L1119] EXPR, FCALL s->in_handshake [L1119] FCALL s->in_handshake += 1 [L1120] COND TRUE tmp___1 & 12288 [L1121] COND TRUE tmp___2 & 16384 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND TRUE s->state == 12292 [L1236] FCALL s->new_session = 1 [L1237] FCALL s->state = 4096 [L1238] EXPR, FCALL s->ctx [L1238] EXPR, FCALL (s->ctx)->stats.sess_connect_renegotiate [L1238] FCALL (s->ctx)->stats.sess_connect_renegotiate += 1 [L1243] FCALL s->server = 0 [L1244] COND TRUE (unsigned long )cb != (unsigned long )((void *)0) [L1249] EXPR, FCALL s->version VAL [init=1, SSLv3_client_data={6:0}] [L1249] COND FALSE !((s->version & 65280) != 768) [L1255] FCALL s->type = 4096 [L1256] EXPR, FCALL s->init_buf VAL [init=1, SSLv3_client_data={6:0}] [L1256] COND FALSE !((unsigned long )s->init_buf == (unsigned long )((void *)0)) [L1274] COND FALSE !(! tmp___4) VAL [init=1, SSLv3_client_data={6:0}] [L1280] COND FALSE !(! tmp___5) [L1286] FCALL s->state = 4368 [L1287] EXPR, FCALL s->ctx [L1287] EXPR, FCALL (s->ctx)->stats.sess_connect [L1287] FCALL (s->ctx)->stats.sess_connect += 1 [L1288] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND TRUE s->state == 4368 [L1292] FCALL s->shutdown = 0 [L1293] ret = __VERIFIER_nondet_int() [L1294] COND TRUE blastFlag == 0 [L1295] blastFlag = 1 VAL [init=1, SSLv3_client_data={6:0}] [L1299] COND FALSE !(ret <= 0) [L1304] FCALL s->state = 4384 [L1305] FCALL s->init_num = 0 [L1306] EXPR, FCALL s->bbio [L1306] EXPR, FCALL s->wbio [L1306] COND TRUE (unsigned long )s->bbio != (unsigned long )s->wbio [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND TRUE s->state == 4384 [L1314] ret = __VERIFIER_nondet_int() [L1315] COND TRUE blastFlag == 1 [L1316] blastFlag = 2 VAL [init=1, SSLv3_client_data={6:0}] [L1324] COND FALSE !(ret <= 0) [L1329] FCALL s->hit [L1329] COND FALSE !(s->hit) [L1332] FCALL s->state = 4400 [L1334] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1160] COND TRUE s->state == 4400 [L1338] EXPR, FCALL s->s3 [L1338] EXPR, FCALL (s->s3)->tmp.new_cipher [L1338] EXPR, FCALL ((s->s3)->tmp.new_cipher)->algorithms VAL [init=1, SSLv3_client_data={6:0}] [L1338] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1341] ret = __VERIFIER_nondet_int() [L1342] COND TRUE blastFlag == 2 [L1343] blastFlag = 3 VAL [init=1, SSLv3_client_data={6:0}] [L1347] COND FALSE !(ret <= 0) VAL [init=1, SSLv3_client_data={6:0}] [L1353] FCALL s->state = 4416 [L1354] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1166] COND TRUE s->state == 4416 [L1358] ret = __VERIFIER_nondet_int() [L1359] COND TRUE blastFlag == 3 [L1360] blastFlag = 4 VAL [init=1, SSLv3_client_data={6:0}] [L1364] COND FALSE !(ret <= 0) [L1369] FCALL s->state = 4432 [L1370] FCALL s->init_num = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1371] COND FALSE !(! tmp___6) VAL [init=1, SSLv3_client_data={6:0}] [L1602] EXPR, FCALL s->s3 [L1602] EXPR, FCALL (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_client_data={6:0}] [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 VAL [init=1, SSLv3_client_data={6:0}] [L1130] COND TRUE 1 [L1132] EXPR, FCALL s->state [L1132] state = s->state [L1133] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1166] COND FALSE !(s->state == 4416) [L1169] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1169] COND FALSE !(s->state == 4417) [L1172] EXPR, FCALL s->state VAL [init=1, SSLv3_client_data={6:0}] [L1172] COND TRUE s->state == 4432 [L1380] ret = __VERIFIER_nondet_int() [L1381] COND TRUE blastFlag == 4 VAL [init=1, SSLv3_client_data={6:0}] [L1643] __VERIFIER_error() VAL [init=1, SSLv3_client_data={6:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1202.57 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 781.2 MB in the end (delta: 171.9 MB). Peak memory consumption was 171.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 192.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 781.2 MB in the beginning and 1.1 GB in the end (delta: -358.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 114.65 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: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7038.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 824.7 MB in the end (delta: 310.9 MB). Peak memory consumption was 310.9 MB. Max. memory is 11.5 GB. * CodeCheck took 123106.79 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 824.7 MB in the beginning and 1.4 GB in the end (delta: -612.0 MB). Peak memory consumption was 831.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.69 ms. Allocated memory is still 2.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:12:48,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:12:48,917 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:12:48,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:12:48,927 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:12:48,928 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:12:48,929 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:12:48,930 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:12:48,933 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:12:48,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:12:48,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:12:48,934 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:12:48,936 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:12:48,936 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:12:48,937 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:12:48,938 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:12:48,939 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:12:48,941 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:12:48,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:12:48,944 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:12:48,945 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:12:48,946 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:12:48,948 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:12:48,948 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:12:48,949 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:12:48,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:12:48,950 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:12:48,951 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:12:48,952 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:12:48,953 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:12:48,953 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:12:48,954 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:12:48,954 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:12:48,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:12:48,956 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:12:48,957 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:12:48,957 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 21:12:48,969 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:12:48,970 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:12:48,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:12:48,970 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:12:48,971 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:12:48,972 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:12:48,972 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:12:48,972 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:12:48,972 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:12:48,972 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:12:48,973 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:12:48,973 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:12:48,973 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:12:48,973 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 21:12:48,973 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 21:12:48,973 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:12:48,974 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:12:48,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:12:48,974 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:12:48,974 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:12:48,974 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:12:48,974 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:12:48,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:12:48,975 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:12:48,977 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:12:48,977 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:12:48,977 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 21:12:48,977 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 21:12:48,978 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:12:48,978 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 21:12:48,978 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 21:12:48,978 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_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/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 -> 1420a5dac3676d838e2b742b3a84faa6df74a9e1 [2018-10-26 21:12:49,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:12:49,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:12:49,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:12:49,031 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:12:49,031 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:12:49,031 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-10-26 21:12:49,087 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/c443f11bf/6bd2a0ced1dd479aa8ff2d0cec66eb0a/FLAGb4bf18e1f [2018-10-26 21:12:49,563 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:12:49,563 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/sv-benchmarks/c/ssh/s3_clnt.blast.03_false-unreach-call.i.cil.c [2018-10-26 21:12:49,578 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/c443f11bf/6bd2a0ced1dd479aa8ff2d0cec66eb0a/FLAGb4bf18e1f [2018-10-26 21:12:49,591 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/data/c443f11bf/6bd2a0ced1dd479aa8ff2d0cec66eb0a [2018-10-26 21:12:49,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:12:49,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:12:49,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:12:49,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:12:49,601 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:12:49,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:12:49" (1/1) ... [2018-10-26 21:12:49,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0224a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:49, skipping insertion in model container [2018-10-26 21:12:49,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:12:49" (1/1) ... [2018-10-26 21:12:49,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:12:49,665 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:12:50,419 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:12:50,435 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:12:50,771 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:12:50,790 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:12:50,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50 WrapperNode [2018-10-26 21:12:50,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:12:50,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:12:50,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:12:50,792 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:12:50,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:50,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:50,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:12:50,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:12:50,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:12:50,957 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:12:50,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:50,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:50,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:50,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:51,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:51,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:51,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... [2018-10-26 21:12:51,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:12:51,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:12:51,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:12:51,024 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:12:51,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:12:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5a7e1bed-622b-48da-9bf1-d0f7d3db67f9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:12:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 21:12:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 21:12:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 21:12:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 21:12:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:12:51,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:12:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 21:12:51,461 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-10-26 21:12:51,461 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-10-26 21:15:13,518 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:15:13,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:15:13 BoogieIcfgContainer [2018-10-26 21:15:13,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:15:13,520 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:15:13,520 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:15:13,531 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:15:13,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:15:13" (1/1) ... [2018-10-26 21:15:13,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:15:13,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:15:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 88 states and 150 transitions. [2018-10-26 21:15:13,578 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 150 transitions. [2018-10-26 21:15:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-26 21:15:13,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:15:13,617 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:147) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:177) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:452) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 21:15:13,620 INFO L168 Benchmark]: Toolchain (without parser) took 144025.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 947.9 MB in the beginning and 1.2 GB in the end (delta: -207.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:15:13,621 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:15:13,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1195.05 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 770.7 MB in the end (delta: 177.2 MB). Peak memory consumption was 177.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:15:13,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 770.7 MB in the beginning and 1.1 GB in the end (delta: -334.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-10-26 21:15:13,626 INFO L168 Benchmark]: Boogie Preprocessor took 66.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:15:13,627 INFO L168 Benchmark]: RCFGBuilder took 142495.45 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -63.8 MB). Peak memory consumption was 334.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:15:13,627 INFO L168 Benchmark]: CodeCheck took 99.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:15:13,630 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1195.05 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 770.7 MB in the end (delta: 177.2 MB). Peak memory consumption was 177.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 165.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 770.7 MB in the beginning and 1.1 GB in the end (delta: -334.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 142495.45 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -63.8 MB). Peak memory consumption was 334.9 MB. Max. memory is 11.5 GB. * CodeCheck took 99.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...