./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh/s3_clnt.blast.04.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.04.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/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 dbebd8f3a7ff59c46b95280959676a0cf0887b44 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh/s3_clnt.blast.04.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/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 dbebd8f3a7ff59c46b95280959676a0cf0887b44 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 23:39:49,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 23:39:49,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 23:39:49,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 23:39:49,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 23:39:49,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 23:39:49,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 23:39:49,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 23:39:49,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 23:39:49,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 23:39:49,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 23:39:49,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 23:39:49,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 23:39:49,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 23:39:49,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 23:39:49,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 23:39:49,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 23:39:49,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 23:39:49,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 23:39:49,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 23:39:49,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 23:39:49,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 23:39:49,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 23:39:49,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 23:39:49,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 23:39:49,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 23:39:49,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 23:39:49,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 23:39:49,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 23:39:49,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 23:39:49,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 23:39:49,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 23:39:49,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 23:39:49,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 23:39:49,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 23:39:49,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 23:39:49,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 23:39:49,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 23:39:49,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 23:39:49,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 23:39:49,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 23:39:49,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 23:39:49,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 23:39:49,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 23:39:49,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 23:39:49,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 23:39:49,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 23:39:49,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 23:39:49,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 23:39:49,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 23:39:49,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 23:39:49,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 23:39:49,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 23:39:49,527 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 23:39:49,527 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 23:39:49,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 23:39:49,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 23:39:49,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 23:39:49,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 23:39:49,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 23:39:49,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 23:39:49,528 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 23:39:49,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 23:39:49,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 23:39:49,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/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 -> dbebd8f3a7ff59c46b95280959676a0cf0887b44 [2019-12-01 23:39:49,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 23:39:49,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 23:39:49,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 23:39:49,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 23:39:49,640 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 23:39:49,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.04.i.cil-1.c [2019-12-01 23:39:49,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/6f700f9bb/22abe0e447e74d69a66d3a2a1d94b812/FLAG7e8e23d98 [2019-12-01 23:39:50,114 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 23:39:50,114 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/sv-benchmarks/c/ssh/s3_clnt.blast.04.i.cil-1.c [2019-12-01 23:39:50,126 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/6f700f9bb/22abe0e447e74d69a66d3a2a1d94b812/FLAG7e8e23d98 [2019-12-01 23:39:50,456 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/6f700f9bb/22abe0e447e74d69a66d3a2a1d94b812 [2019-12-01 23:39:50,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 23:39:50,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 23:39:50,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 23:39:50,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 23:39:50,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 23:39:50,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7078f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50, skipping insertion in model container [2019-12-01 23:39:50,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 23:39:50,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 23:39:50,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:39:50,792 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 23:39:50,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:39:50,868 INFO L208 MainTranslator]: Completed translation [2019-12-01 23:39:50,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50 WrapperNode [2019-12-01 23:39:50,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 23:39:50,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 23:39:50,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 23:39:50,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 23:39:50,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 23:39:50,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 23:39:50,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 23:39:50,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 23:39:50,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... [2019-12-01 23:39:50,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 23:39:50,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 23:39:50,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 23:39:50,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 23:39:50,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:39:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/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 [2019-12-01 23:39:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 23:39:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 23:39:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 23:39:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 23:39:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 23:39:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-01 23:39:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 23:39:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 23:39:51,161 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 23:39:51,615 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-12-01 23:39:51,615 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-12-01 23:39:53,083 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 23:39:53,083 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 23:39:53,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:39:53 BoogieIcfgContainer [2019-12-01 23:39:53,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 23:39:53,084 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 23:39:53,085 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 23:39:53,092 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 23:39:53,092 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:39:53" (1/1) ... [2019-12-01 23:39:53,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 23:39:53,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:53,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2019-12-01 23:39:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2019-12-01 23:39:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 23:39:53,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:53,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:53,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 88 states and 147 transitions. [2019-12-01 23:39:53,403 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2019-12-01 23:39:53,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 23:39:53,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:53,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 115 states and 210 transitions. [2019-12-01 23:39:53,739 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 210 transitions. [2019-12-01 23:39:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 23:39:53,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:53,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:53,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:53,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 116 states and 211 transitions. [2019-12-01 23:39:53,800 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 211 transitions. [2019-12-01 23:39:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 23:39:53,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:53,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 124 states and 242 transitions. [2019-12-01 23:39:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 242 transitions. [2019-12-01 23:39:54,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 23:39:54,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 126 states and 245 transitions. [2019-12-01 23:39:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 245 transitions. [2019-12-01 23:39:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 23:39:54,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:54,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:54,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:54,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 129 states and 249 transitions. [2019-12-01 23:39:54,210 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 249 transitions. [2019-12-01 23:39:54,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 23:39:54,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:54,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:54,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 131 states and 252 transitions. [2019-12-01 23:39:54,251 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 252 transitions. [2019-12-01 23:39:54,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-01 23:39:54,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:54,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:54,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 253 transitions. [2019-12-01 23:39:54,285 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 253 transitions. [2019-12-01 23:39:54,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 23:39:54,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:54,314 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:54,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:54,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 132 states and 252 transitions. [2019-12-01 23:39:54,469 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 252 transitions. [2019-12-01 23:39:54,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 23:39:54,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:55,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 144 states and 277 transitions. [2019-12-01 23:39:55,059 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 277 transitions. [2019-12-01 23:39:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 23:39:55,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 144 states and 276 transitions. [2019-12-01 23:39:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 276 transitions. [2019-12-01 23:39:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 23:39:55,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 141 states and 275 transitions. [2019-12-01 23:39:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 275 transitions. [2019-12-01 23:39:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 23:39:55,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2019-12-01 23:39:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2019-12-01 23:39:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 23:39:55,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:39:55,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:55,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 143 states and 276 transitions. [2019-12-01 23:39:55,329 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 276 transitions. [2019-12-01 23:39:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 23:39:55,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:55,383 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:56,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 168 states and 330 transitions. [2019-12-01 23:39:56,348 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 330 transitions. [2019-12-01 23:39:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 23:39:56,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:56,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:56,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 170 states and 333 transitions. [2019-12-01 23:39:56,389 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 333 transitions. [2019-12-01 23:39:56,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 23:39:56,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:56,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:56,425 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:56,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 171 states and 334 transitions. [2019-12-01 23:39:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2019-12-01 23:39:56,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 23:39:56,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 172 states and 335 transitions. [2019-12-01 23:39:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 335 transitions. [2019-12-01 23:39:56,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 23:39:56,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:56,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 170 states and 331 transitions. [2019-12-01 23:39:56,483 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 331 transitions. [2019-12-01 23:39:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 23:39:56,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:56,607 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 186 states and 367 transitions. [2019-12-01 23:39:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 367 transitions. [2019-12-01 23:39:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 23:39:57,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:58,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 189 states and 376 transitions. [2019-12-01 23:39:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 376 transitions. [2019-12-01 23:39:58,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 23:39:58,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:58,361 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:39:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:58,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 192 states and 380 transitions. [2019-12-01 23:39:58,372 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 380 transitions. [2019-12-01 23:39:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 23:39:58,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:58,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:58,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:58,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 195 states and 391 transitions. [2019-12-01 23:39:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 391 transitions. [2019-12-01 23:39:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 23:39:58,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:58,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:58,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 198 states and 396 transitions. [2019-12-01 23:39:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 396 transitions. [2019-12-01 23:39:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 23:39:58,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:58,825 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:39:59,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 201 states and 400 transitions. [2019-12-01 23:39:59,025 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 400 transitions. [2019-12-01 23:39:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 23:39:59,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:39:59,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:39:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 198 states and 393 transitions. [2019-12-01 23:39:59,054 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 393 transitions. [2019-12-01 23:39:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 23:39:59,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:39:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:39:59,144 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:00,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 218 states and 442 transitions. [2019-12-01 23:40:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 442 transitions. [2019-12-01 23:40:00,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 23:40:00,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 226 states and 462 transitions. [2019-12-01 23:40:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 462 transitions. [2019-12-01 23:40:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 23:40:02,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:02,123 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 227 states and 463 transitions. [2019-12-01 23:40:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 463 transitions. [2019-12-01 23:40:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 23:40:02,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 232 states and 484 transitions. [2019-12-01 23:40:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 484 transitions. [2019-12-01 23:40:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 23:40:02,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 235 states and 489 transitions. [2019-12-01 23:40:02,852 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 489 transitions. [2019-12-01 23:40:02,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 23:40:02,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:02,960 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 235 states and 488 transitions. [2019-12-01 23:40:03,235 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 488 transitions. [2019-12-01 23:40:03,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 23:40:03,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 233 states and 485 transitions. [2019-12-01 23:40:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 485 transitions. [2019-12-01 23:40:03,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 23:40:03,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:03,285 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:03,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 235 states and 488 transitions. [2019-12-01 23:40:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 488 transitions. [2019-12-01 23:40:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 23:40:03,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 236 states and 489 transitions. [2019-12-01 23:40:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 489 transitions. [2019-12-01 23:40:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 23:40:03,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:03,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 236 states and 488 transitions. [2019-12-01 23:40:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 488 transitions. [2019-12-01 23:40:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 23:40:03,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:03,967 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:04,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 238 states and 490 transitions. [2019-12-01 23:40:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 490 transitions. [2019-12-01 23:40:04,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 23:40:04,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:04,243 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 236 states and 486 transitions. [2019-12-01 23:40:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 486 transitions. [2019-12-01 23:40:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 23:40:04,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:04,269 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 239 states and 493 transitions. [2019-12-01 23:40:04,293 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 493 transitions. [2019-12-01 23:40:04,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 23:40:04,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:04,412 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:04,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 239 states and 492 transitions. [2019-12-01 23:40:04,724 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 492 transitions. [2019-12-01 23:40:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 23:40:04,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 239 states and 490 transitions. [2019-12-01 23:40:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 490 transitions. [2019-12-01 23:40:05,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 23:40:05,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:05,170 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 23:40:06,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:06,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 246 states and 504 transitions. [2019-12-01 23:40:06,257 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 504 transitions. [2019-12-01 23:40:06,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 23:40:06,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:06,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:06,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 248 states and 509 transitions. [2019-12-01 23:40:06,283 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 509 transitions. [2019-12-01 23:40:06,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 23:40:06,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:06,302 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:06,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:06,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 249 states and 510 transitions. [2019-12-01 23:40:06,316 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 510 transitions. [2019-12-01 23:40:06,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 23:40:06,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:06,424 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:06,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 249 states and 508 transitions. [2019-12-01 23:40:06,772 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 508 transitions. [2019-12-01 23:40:06,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 23:40:06,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 249 states and 506 transitions. [2019-12-01 23:40:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 506 transitions. [2019-12-01 23:40:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 23:40:07,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:10,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:10,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 261 states and 523 transitions. [2019-12-01 23:40:10,063 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 523 transitions. [2019-12-01 23:40:10,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 23:40:10,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 266 states and 536 transitions. [2019-12-01 23:40:10,715 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 536 transitions. [2019-12-01 23:40:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 23:40:10,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:10,752 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 266 states and 535 transitions. [2019-12-01 23:40:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 535 transitions. [2019-12-01 23:40:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 23:40:10,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:10,782 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:10,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:10,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 267 states and 536 transitions. [2019-12-01 23:40:10,798 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 536 transitions. [2019-12-01 23:40:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 23:40:10,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:10,816 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:15,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 269 states and 540 transitions. [2019-12-01 23:40:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 540 transitions. [2019-12-01 23:40:15,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 23:40:15,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:15,594 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:17,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:17,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 269 states and 539 transitions. [2019-12-01 23:40:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 539 transitions. [2019-12-01 23:40:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 23:40:17,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:17,293 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 23:40:17,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 271 states and 542 transitions. [2019-12-01 23:40:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 542 transitions. [2019-12-01 23:40:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 23:40:17,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:17,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 271 states and 541 transitions. [2019-12-01 23:40:17,332 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 541 transitions. [2019-12-01 23:40:17,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 23:40:17,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:17,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:17,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 272 states and 542 transitions. [2019-12-01 23:40:17,368 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 542 transitions. [2019-12-01 23:40:17,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:40:17,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:17,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 272 states and 541 transitions. [2019-12-01 23:40:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 541 transitions. [2019-12-01 23:40:17,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:40:17,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:17,422 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:17,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 274 states and 544 transitions. [2019-12-01 23:40:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 544 transitions. [2019-12-01 23:40:17,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:40:17,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:17,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 267 states and 528 transitions. [2019-12-01 23:40:17,465 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 528 transitions. [2019-12-01 23:40:17,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:40:17,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:18,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:18,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 267 states and 527 transitions. [2019-12-01 23:40:18,089 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 527 transitions. [2019-12-01 23:40:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:40:18,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:18,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 265 states and 523 transitions. [2019-12-01 23:40:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 523 transitions. [2019-12-01 23:40:18,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:40:18,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:18,132 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:18,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:18,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 268 states and 528 transitions. [2019-12-01 23:40:18,202 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2019-12-01 23:40:18,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 23:40:18,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:18,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 268 states and 527 transitions. [2019-12-01 23:40:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 527 transitions. [2019-12-01 23:40:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 23:40:18,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:18,398 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:18,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:18,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 268 states and 526 transitions. [2019-12-01 23:40:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 526 transitions. [2019-12-01 23:40:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 23:40:18,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:18,901 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:18,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:18,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 270 states and 529 transitions. [2019-12-01 23:40:18,913 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 529 transitions. [2019-12-01 23:40:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 23:40:18,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:18,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:18,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 271 states and 530 transitions. [2019-12-01 23:40:18,947 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 530 transitions. [2019-12-01 23:40:18,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 23:40:18,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:18,980 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:40:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 272 states and 530 transitions. [2019-12-01 23:40:19,019 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 530 transitions. [2019-12-01 23:40:19,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 23:40:19,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:19,184 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 272 states and 529 transitions. [2019-12-01 23:40:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 529 transitions. [2019-12-01 23:40:19,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 23:40:19,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:20,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 272 states and 527 transitions. [2019-12-01 23:40:20,325 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 527 transitions. [2019-12-01 23:40:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 23:40:20,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 270 states and 523 transitions. [2019-12-01 23:40:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 523 transitions. [2019-12-01 23:40:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 23:40:20,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 273 states and 528 transitions. [2019-12-01 23:40:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 528 transitions. [2019-12-01 23:40:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 23:40:20,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:20,416 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 272 states and 526 transitions. [2019-12-01 23:40:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 526 transitions. [2019-12-01 23:40:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 23:40:20,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:21,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 272 states and 525 transitions. [2019-12-01 23:40:21,472 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 525 transitions. [2019-12-01 23:40:21,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 23:40:21,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:21,637 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 272 states and 523 transitions. [2019-12-01 23:40:22,162 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 523 transitions. [2019-12-01 23:40:22,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 23:40:22,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 23:40:22,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:22,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 279 states and 534 transitions. [2019-12-01 23:40:22,975 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 534 transitions. [2019-12-01 23:40:22,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 23:40:22,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 281 states and 537 transitions. [2019-12-01 23:40:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 537 transitions. [2019-12-01 23:40:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 23:40:23,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:23,023 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 282 states and 538 transitions. [2019-12-01 23:40:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 538 transitions. [2019-12-01 23:40:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 23:40:23,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:23,216 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 282 states and 537 transitions. [2019-12-01 23:40:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 537 transitions. [2019-12-01 23:40:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 23:40:24,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:24,216 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:25,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 287 states and 550 transitions. [2019-12-01 23:40:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 550 transitions. [2019-12-01 23:40:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 23:40:25,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:25,546 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 285 states and 546 transitions. [2019-12-01 23:40:25,553 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 546 transitions. [2019-12-01 23:40:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 23:40:25,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:25,570 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 285 states and 545 transitions. [2019-12-01 23:40:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 545 transitions. [2019-12-01 23:40:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 23:40:26,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:26,932 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 23:40:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:26,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 287 states and 548 transitions. [2019-12-01 23:40:26,939 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 548 transitions. [2019-12-01 23:40:26,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 23:40:26,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:40:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 290 states and 557 transitions. [2019-12-01 23:40:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 557 transitions. [2019-12-01 23:40:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 23:40:26,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,005 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:27,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 290 states and 556 transitions. [2019-12-01 23:40:27,017 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 556 transitions. [2019-12-01 23:40:27,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 23:40:27,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:27,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 292 states and 559 transitions. [2019-12-01 23:40:27,043 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 559 transitions. [2019-12-01 23:40:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 23:40:27,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,060 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:27,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 285 states and 543 transitions. [2019-12-01 23:40:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 543 transitions. [2019-12-01 23:40:27,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 23:40:27,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:27,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 290 states and 552 transitions. [2019-12-01 23:40:27,118 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 552 transitions. [2019-12-01 23:40:27,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 23:40:27,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,143 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:27,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 294 states and 558 transitions. [2019-12-01 23:40:27,534 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 558 transitions. [2019-12-01 23:40:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 23:40:27,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,553 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 297 states and 564 transitions. [2019-12-01 23:40:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 564 transitions. [2019-12-01 23:40:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 23:40:27,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,586 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:27,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 297 states and 563 transitions. [2019-12-01 23:40:27,601 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 563 transitions. [2019-12-01 23:40:27,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 23:40:27,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:27,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 301 states and 570 transitions. [2019-12-01 23:40:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 570 transitions. [2019-12-01 23:40:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 23:40:27,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,661 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:27,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 302 states and 571 transitions. [2019-12-01 23:40:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 571 transitions. [2019-12-01 23:40:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 23:40:27,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,698 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:27,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 300 states and 565 transitions. [2019-12-01 23:40:27,748 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 565 transitions. [2019-12-01 23:40:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 23:40:27,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:27,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:27,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 297 states and 556 transitions. [2019-12-01 23:40:27,773 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 556 transitions. [2019-12-01 23:40:27,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 23:40:27,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-01 23:40:28,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:28,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 298 states and 557 transitions. [2019-12-01 23:40:28,174 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 557 transitions. [2019-12-01 23:40:28,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 23:40:28,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:40:33,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:33,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 316 states and 594 transitions. [2019-12-01 23:40:33,779 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 594 transitions. [2019-12-01 23:40:33,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 23:40:33,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:34,142 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:39,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:39,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 326 states and 619 transitions. [2019-12-01 23:40:39,993 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 619 transitions. [2019-12-01 23:40:39,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 23:40:39,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:40,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 324 states and 614 transitions. [2019-12-01 23:40:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 614 transitions. [2019-12-01 23:40:40,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 23:40:40,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 327 states and 619 transitions. [2019-12-01 23:40:40,086 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 619 transitions. [2019-12-01 23:40:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:40,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 329 states and 621 transitions. [2019-12-01 23:40:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 621 transitions. [2019-12-01 23:40:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:40,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:40,136 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:40:40,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:40,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 332 states and 628 transitions. [2019-12-01 23:40:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 628 transitions. [2019-12-01 23:40:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:40,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-01 23:40:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 333 states and 628 transitions. [2019-12-01 23:40:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 628 transitions. [2019-12-01 23:40:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:40,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:41,046 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:40:45,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:45,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 347 states and 657 transitions. [2019-12-01 23:40:45,305 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 657 transitions. [2019-12-01 23:40:45,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:45,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:46,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 348 states and 659 transitions. [2019-12-01 23:40:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 659 transitions. [2019-12-01 23:40:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:46,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:47,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 349 states and 663 transitions. [2019-12-01 23:40:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 663 transitions. [2019-12-01 23:40:47,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:47,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:48,219 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:40:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 351 states and 666 transitions. [2019-12-01 23:40:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 666 transitions. [2019-12-01 23:40:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:51,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:51,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 353 states and 669 transitions. [2019-12-01 23:40:51,105 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 669 transitions. [2019-12-01 23:40:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:40:51,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:51,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 354 states and 670 transitions. [2019-12-01 23:40:51,146 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 670 transitions. [2019-12-01 23:40:51,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:40:51,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:51,165 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:51,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 352 states and 667 transitions. [2019-12-01 23:40:51,172 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 667 transitions. [2019-12-01 23:40:51,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:40:51,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:51,195 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 354 states and 670 transitions. [2019-12-01 23:40:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 670 transitions. [2019-12-01 23:40:51,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:40:51,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:40:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 355 states and 671 transitions. [2019-12-01 23:40:51,252 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 671 transitions. [2019-12-01 23:40:51,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:40:51,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:40:57,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 370 states and 700 transitions. [2019-12-01 23:40:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 700 transitions. [2019-12-01 23:40:57,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:40:57,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:57,329 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:40:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 368 states and 696 transitions. [2019-12-01 23:40:57,337 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 696 transitions. [2019-12-01 23:40:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:40:57,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:57,356 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:40:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:57,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 371 states and 701 transitions. [2019-12-01 23:40:57,393 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 701 transitions. [2019-12-01 23:40:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:40:57,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:40:57,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:40:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 369 states and 697 transitions. [2019-12-01 23:40:57,420 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 697 transitions. [2019-12-01 23:40:57,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:40:57,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:40:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:40:57,871 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:41:06,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:06,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 387 states and 736 transitions. [2019-12-01 23:41:06,481 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 736 transitions. [2019-12-01 23:41:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:41:06,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:06,499 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:41:15,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:15,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 387 states and 735 transitions. [2019-12-01 23:41:15,685 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 735 transitions. [2019-12-01 23:41:15,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:41:15,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:15,707 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:41:16,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 388 states and 736 transitions. [2019-12-01 23:41:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 736 transitions. [2019-12-01 23:41:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:41:16,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:16,057 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:41:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 389 states and 737 transitions. [2019-12-01 23:41:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 737 transitions. [2019-12-01 23:41:16,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:41:16,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:16,093 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:41:16,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:16,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 390 states and 738 transitions. [2019-12-01 23:41:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 738 transitions. [2019-12-01 23:41:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:16,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 23:41:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:16,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 392 states and 747 transitions. [2019-12-01 23:41:16,564 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 747 transitions. [2019-12-01 23:41:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:16,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:41:16,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:16,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 395 states and 756 transitions. [2019-12-01 23:41:16,911 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 756 transitions. [2019-12-01 23:41:16,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:16,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:17,193 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:41:18,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 396 states and 759 transitions. [2019-12-01 23:41:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 759 transitions. [2019-12-01 23:41:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:18,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:41:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 398 states and 766 transitions. [2019-12-01 23:41:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 766 transitions. [2019-12-01 23:41:19,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:19,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:19,322 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:41:19,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:19,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 397 states and 763 transitions. [2019-12-01 23:41:19,331 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 763 transitions. [2019-12-01 23:41:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:19,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:41:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:32,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 418 states and 803 transitions. [2019-12-01 23:41:32,064 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 803 transitions. [2019-12-01 23:41:32,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:32,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:32,092 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:41:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 421 states and 811 transitions. [2019-12-01 23:41:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 811 transitions. [2019-12-01 23:41:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:34,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 23:41:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 422 states and 813 transitions. [2019-12-01 23:41:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 813 transitions. [2019-12-01 23:41:36,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:41:36,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:41:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:41:50,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 440 states and 854 transitions. [2019-12-01 23:41:50,522 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 854 transitions. [2019-12-01 23:41:50,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 23:41:50,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:41:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:41:53,029 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:42:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:03,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 447 states and 877 transitions. [2019-12-01 23:42:03,105 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 877 transitions. [2019-12-01 23:42:03,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 23:42:03,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:03,136 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:42:03,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:03,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 448 states and 878 transitions. [2019-12-01 23:42:03,145 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 878 transitions. [2019-12-01 23:42:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:42:03,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:03,496 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 40 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:42:09,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:09,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 449 states and 883 transitions. [2019-12-01 23:42:09,148 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 883 transitions. [2019-12-01 23:42:09,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:42:09,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:09,189 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:42:09,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 450 states and 884 transitions. [2019-12-01 23:42:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 884 transitions. [2019-12-01 23:42:09,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:42:09,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:09,641 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:42:15,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 456 states and 906 transitions. [2019-12-01 23:42:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 906 transitions. [2019-12-01 23:42:15,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:42:15,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:42:21,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 464 states and 924 transitions. [2019-12-01 23:42:21,198 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 924 transitions. [2019-12-01 23:42:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:42:21,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:21,232 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 40 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:42:22,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:22,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 464 states and 922 transitions. [2019-12-01 23:42:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 922 transitions. [2019-12-01 23:42:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:42:22,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 23:42:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:22,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 467 states and 929 transitions. [2019-12-01 23:42:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 929 transitions. [2019-12-01 23:42:22,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:42:22,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:22,200 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:42:22,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 468 states and 930 transitions. [2019-12-01 23:42:22,210 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 930 transitions. [2019-12-01 23:42:22,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 23:42:22,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:22,232 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 23:42:22,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:22,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 469 states and 931 transitions. [2019-12-01 23:42:22,279 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 931 transitions. [2019-12-01 23:42:22,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 23:42:22,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:22,297 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:42:22,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 470 states and 932 transitions. [2019-12-01 23:42:22,307 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 932 transitions. [2019-12-01 23:42:22,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 23:42:22,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:22,329 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:42:22,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:22,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 475 states and 941 transitions. [2019-12-01 23:42:22,425 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 941 transitions. [2019-12-01 23:42:22,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 23:42:22,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:22,803 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-12-01 23:42:26,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 476 states and 942 transitions. [2019-12-01 23:42:26,773 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 942 transitions. [2019-12-01 23:42:26,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 23:42:26,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:42:27,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 478 states and 948 transitions. [2019-12-01 23:42:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 948 transitions. [2019-12-01 23:42:27,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 23:42:27,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:42:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 481 states and 953 transitions. [2019-12-01 23:42:27,653 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 953 transitions. [2019-12-01 23:42:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 23:42:27,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:27,675 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:42:27,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:27,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 482 states and 954 transitions. [2019-12-01 23:42:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 954 transitions. [2019-12-01 23:42:27,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 23:42:27,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:27,737 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 43 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:42:28,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:28,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 481 states and 946 transitions. [2019-12-01 23:42:28,890 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 946 transitions. [2019-12-01 23:42:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 23:42:28,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:28,909 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:42:28,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 482 states and 947 transitions. [2019-12-01 23:42:28,919 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 947 transitions. [2019-12-01 23:42:28,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 23:42:28,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:42:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:28,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 485 states and 953 transitions. [2019-12-01 23:42:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 953 transitions. [2019-12-01 23:42:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 23:42:28,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:42:52,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 500 states and 984 transitions. [2019-12-01 23:42:52,751 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 984 transitions. [2019-12-01 23:42:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 23:42:52,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:42:56,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:42:56,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 502 states and 986 transitions. [2019-12-01 23:42:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 986 transitions. [2019-12-01 23:42:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 23:42:56,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:42:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:42:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:43:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:11,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 514 states and 1004 transitions. [2019-12-01 23:43:11,231 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1004 transitions. [2019-12-01 23:43:11,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 23:43:11,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:43:12,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 515 states and 1006 transitions. [2019-12-01 23:43:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1006 transitions. [2019-12-01 23:43:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 23:43:12,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:12,707 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:43:12,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 518 states and 1011 transitions. [2019-12-01 23:43:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1011 transitions. [2019-12-01 23:43:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 23:43:12,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:12,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 519 states and 1012 transitions. [2019-12-01 23:43:12,778 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1012 transitions. [2019-12-01 23:43:12,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 23:43:12,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:12,808 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:43:13,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 520 states and 1015 transitions. [2019-12-01 23:43:13,362 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1015 transitions. [2019-12-01 23:43:13,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 23:43:13,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:13,381 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:43:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 521 states and 1016 transitions. [2019-12-01 23:43:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1016 transitions. [2019-12-01 23:43:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 23:43:13,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:21,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 524 states and 1021 transitions. [2019-12-01 23:43:21,698 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1021 transitions. [2019-12-01 23:43:21,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 23:43:21,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:29,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:29,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 533 states and 1040 transitions. [2019-12-01 23:43:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1040 transitions. [2019-12-01 23:43:29,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:43:29,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:29,595 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:29,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 534 states and 1041 transitions. [2019-12-01 23:43:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1041 transitions. [2019-12-01 23:43:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:43:29,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:29,629 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:29,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:29,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 537 states and 1046 transitions. [2019-12-01 23:43:29,647 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1046 transitions. [2019-12-01 23:43:29,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:43:29,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:29,685 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:29,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:29,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 538 states and 1048 transitions. [2019-12-01 23:43:29,717 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1048 transitions. [2019-12-01 23:43:29,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:43:29,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:43:52,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:52,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 553 states and 1072 transitions. [2019-12-01 23:43:52,440 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1072 transitions. [2019-12-01 23:43:52,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:43:52,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:43:56,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 556 states and 1076 transitions. [2019-12-01 23:43:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1076 transitions. [2019-12-01 23:43:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:43:56,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:56,219 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 561 states and 1090 transitions. [2019-12-01 23:43:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1090 transitions. [2019-12-01 23:43:56,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:43:56,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:56,273 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:57,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 565 states and 1101 transitions. [2019-12-01 23:43:57,073 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1101 transitions. [2019-12-01 23:43:57,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 23:43:57,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:57,092 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:43:57,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:43:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 566 states and 1101 transitions. [2019-12-01 23:43:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1101 transitions. [2019-12-01 23:43:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 23:43:57,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:43:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:43:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:03,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 569 states and 1108 transitions. [2019-12-01 23:44:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1108 transitions. [2019-12-01 23:44:03,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 23:44:03,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:03,053 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:44:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 574 states and 1118 transitions. [2019-12-01 23:44:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1118 transitions. [2019-12-01 23:44:03,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 23:44:03,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:03,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 575 states and 1119 transitions. [2019-12-01 23:44:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1119 transitions. [2019-12-01 23:44:03,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 23:44:03,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:03,143 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:44:03,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 579 states and 1126 transitions. [2019-12-01 23:44:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1126 transitions. [2019-12-01 23:44:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 23:44:03,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-12-01 23:44:03,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:03,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 581 states and 1129 transitions. [2019-12-01 23:44:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1129 transitions. [2019-12-01 23:44:03,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 23:44:03,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:03,605 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:44:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 582 states and 1130 transitions. [2019-12-01 23:44:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1130 transitions. [2019-12-01 23:44:03,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-01 23:44:03,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:03,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 585 states and 1136 transitions. [2019-12-01 23:44:03,684 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1136 transitions. [2019-12-01 23:44:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 23:44:03,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:03,703 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:22,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:22,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 585 states and 1135 transitions. [2019-12-01 23:44:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1135 transitions. [2019-12-01 23:44:22,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 23:44:22,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:22,517 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-12-01 23:44:25,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 589 states and 1141 transitions. [2019-12-01 23:44:25,698 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1141 transitions. [2019-12-01 23:44:25,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 23:44:25,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:25,730 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:44:25,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 592 states and 1146 transitions. [2019-12-01 23:44:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1146 transitions. [2019-12-01 23:44:25,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 23:44:25,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:25,773 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 593 states and 1147 transitions. [2019-12-01 23:44:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1147 transitions. [2019-12-01 23:44:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 23:44:25,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:25,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 596 states and 1154 transitions. [2019-12-01 23:44:25,996 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1154 transitions. [2019-12-01 23:44:25,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 23:44:25,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:44:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:28,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 597 states and 1157 transitions. [2019-12-01 23:44:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1157 transitions. [2019-12-01 23:44:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 23:44:28,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:28,109 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:44:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:31,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 600 states and 1164 transitions. [2019-12-01 23:44:31,155 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1164 transitions. [2019-12-01 23:44:31,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 23:44:31,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:44:31,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:31,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 601 states and 1165 transitions. [2019-12-01 23:44:31,189 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1165 transitions. [2019-12-01 23:44:31,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 23:44:31,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:31,212 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:31,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:31,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 604 states and 1175 transitions. [2019-12-01 23:44:31,278 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1175 transitions. [2019-12-01 23:44:31,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 23:44:31,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 605 states and 1176 transitions. [2019-12-01 23:44:31,395 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1176 transitions. [2019-12-01 23:44:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 23:44:31,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:31,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 610 states and 1185 transitions. [2019-12-01 23:44:31,573 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1185 transitions. [2019-12-01 23:44:31,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 23:44:31,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:33,355 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:44:45,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 617 states and 1204 transitions. [2019-12-01 23:44:45,014 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1204 transitions. [2019-12-01 23:44:45,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 23:44:45,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 23:44:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:48,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 617 states and 1203 transitions. [2019-12-01 23:44:48,361 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1203 transitions. [2019-12-01 23:44:48,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 23:44:48,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:48,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:48,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 620 states and 1208 transitions. [2019-12-01 23:44:48,417 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1208 transitions. [2019-12-01 23:44:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 23:44:48,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:44:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 621 states and 1209 transitions. [2019-12-01 23:44:48,477 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1209 transitions. [2019-12-01 23:44:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 23:44:48,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:48,506 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:44:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:44:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 622 states and 1210 transitions. [2019-12-01 23:44:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1210 transitions. [2019-12-01 23:44:48,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 23:44:48,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:44:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:44:49,675 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 63 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 23:45:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:02,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 629 states and 1227 transitions. [2019-12-01 23:45:02,172 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1227 transitions. [2019-12-01 23:45:02,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 23:45:02,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:02,213 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 23:45:02,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:02,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 634 states and 1237 transitions. [2019-12-01 23:45:02,506 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1237 transitions. [2019-12-01 23:45:02,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 23:45:02,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 12 proven. 97 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:45:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:06,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 638 states and 1246 transitions. [2019-12-01 23:45:06,560 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1246 transitions. [2019-12-01 23:45:06,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 23:45:06,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:06,582 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:45:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 639 states and 1247 transitions. [2019-12-01 23:45:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1247 transitions. [2019-12-01 23:45:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 23:45:06,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:45:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 642 states and 1253 transitions. [2019-12-01 23:45:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1253 transitions. [2019-12-01 23:45:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 23:45:06,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:06,714 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 64 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 23:45:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:06,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 643 states and 1254 transitions. [2019-12-01 23:45:06,730 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1254 transitions. [2019-12-01 23:45:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 23:45:06,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:06,751 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:45:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:06,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 646 states and 1259 transitions. [2019-12-01 23:45:06,772 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1259 transitions. [2019-12-01 23:45:06,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 23:45:06,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:45:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 647 states and 1260 transitions. [2019-12-01 23:45:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1260 transitions. [2019-12-01 23:45:06,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 23:45:06,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 23:45:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 660 states and 1288 transitions. [2019-12-01 23:45:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1288 transitions. [2019-12-01 23:45:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 23:45:33,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:33,582 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 23:45:45,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:45,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 668 states and 1302 transitions. [2019-12-01 23:45:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1302 transitions. [2019-12-01 23:45:45,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 23:45:45,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:45:46,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:46,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 669 states and 1303 transitions. [2019-12-01 23:45:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1303 transitions. [2019-12-01 23:45:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 23:45:46,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 23:45:52,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:52,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 669 states and 1301 transitions. [2019-12-01 23:45:52,096 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1301 transitions. [2019-12-01 23:45:52,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 23:45:52,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:52,132 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 23:45:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:45:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 668 states and 1298 transitions. [2019-12-01 23:45:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1298 transitions. [2019-12-01 23:45:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:45:55,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:45:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:45:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 23:46:02,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 670 states and 1299 transitions. [2019-12-01 23:46:02,190 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1299 transitions. [2019-12-01 23:46:02,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:46:02,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:02,327 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-01 23:46:02,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:02,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 672 states and 1302 transitions. [2019-12-01 23:46:02,456 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1302 transitions. [2019-12-01 23:46:02,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:46:02,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:02,483 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:46:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:02,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 677 states and 1317 transitions. [2019-12-01 23:46:02,520 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1317 transitions. [2019-12-01 23:46:02,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:46:02,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:46:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 681 states and 1329 transitions. [2019-12-01 23:46:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1329 transitions. [2019-12-01 23:46:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:46:03,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 23:46:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:04,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 682 states and 1331 transitions. [2019-12-01 23:46:04,798 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1331 transitions. [2019-12-01 23:46:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:46:04,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:04,822 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:46:04,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 687 states and 1340 transitions. [2019-12-01 23:46:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1340 transitions. [2019-12-01 23:46:04,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:46:04,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:46:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:04,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 688 states and 1341 transitions. [2019-12-01 23:46:04,919 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1341 transitions. [2019-12-01 23:46:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:46:04,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:46:05,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:05,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 692 states and 1347 transitions. [2019-12-01 23:46:05,146 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1347 transitions. [2019-12-01 23:46:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 23:46:05,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:05,285 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-12-01 23:46:05,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 694 states and 1352 transitions. [2019-12-01 23:46:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1352 transitions. [2019-12-01 23:46:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 23:46:05,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:05,370 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:46:05,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:05,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 695 states and 1353 transitions. [2019-12-01 23:46:05,386 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1353 transitions. [2019-12-01 23:46:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 23:46:05,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:46:05,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:05,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 698 states and 1359 transitions. [2019-12-01 23:46:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1359 transitions. [2019-12-01 23:46:05,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:46:05,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:46:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-12-01 23:46:11,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:46:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 702 states and 1368 transitions. [2019-12-01 23:46:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1368 transitions. [2019-12-01 23:46:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:46:11,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:46:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:46:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:46:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-12-01 23:46:21,853 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) 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) [2019-12-01 23:46:21,857 INFO L168 Benchmark]: Toolchain (without parser) took 391395.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 939.3 MB in the beginning and 657.2 MB in the end (delta: 282.1 MB). Peak memory consumption was 387.0 MB. Max. memory is 11.5 GB. [2019-12-01 23:46:21,857 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:46:21,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -117.3 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-12-01 23:46:21,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.08 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 23:46:21,858 INFO L168 Benchmark]: Boogie Preprocessor took 54.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-01 23:46:21,858 INFO L168 Benchmark]: RCFGBuilder took 2108.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 822.4 MB in the end (delta: 222.1 MB). Peak memory consumption was 222.1 MB. Max. memory is 11.5 GB. [2019-12-01 23:46:21,859 INFO L168 Benchmark]: CodeCheck took 388770.90 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.2 MB). Free memory was 822.4 MB in the beginning and 657.2 MB in the end (delta: 165.2 MB). Peak memory consumption was 190.4 MB. Max. memory is 11.5 GB. [2019-12-01 23:46:21,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 405.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -117.3 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.08 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2108.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 822.4 MB in the end (delta: 222.1 MB). Peak memory consumption was 222.1 MB. Max. memory is 11.5 GB. * CodeCheck took 388770.90 ms. Allocated memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.2 MB). Free memory was 822.4 MB in the beginning and 657.2 MB in the end (delta: 165.2 MB). Peak memory consumption was 190.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 23:46:23,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 23:46:23,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 23:46:23,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 23:46:23,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 23:46:23,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 23:46:23,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 23:46:23,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 23:46:23,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 23:46:23,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 23:46:23,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 23:46:23,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 23:46:23,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 23:46:23,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 23:46:23,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 23:46:23,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 23:46:23,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 23:46:23,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 23:46:23,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 23:46:23,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 23:46:23,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 23:46:23,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 23:46:23,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 23:46:23,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 23:46:23,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 23:46:23,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 23:46:23,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 23:46:23,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 23:46:23,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 23:46:23,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 23:46:23,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 23:46:23,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 23:46:23,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 23:46:23,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 23:46:23,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 23:46:23,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 23:46:23,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 23:46:23,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 23:46:23,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 23:46:23,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 23:46:23,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 23:46:23,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-01 23:46:23,223 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 23:46:23,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 23:46:23,224 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 23:46:23,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 23:46:23,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 23:46:23,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 23:46:23,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 23:46:23,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 23:46:23,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 23:46:23,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 23:46:23,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 23:46:23,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 23:46:23,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 23:46:23,227 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 23:46:23,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 23:46:23,227 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 23:46:23,227 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 23:46:23,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 23:46:23,228 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 23:46:23,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 23:46:23,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 23:46:23,228 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 23:46:23,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 23:46:23,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 23:46:23,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 23:46:23,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 23:46:23,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 23:46:23,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 23:46:23,230 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 23:46:23,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 23:46:23,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 23:46:23,230 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 23:46:23,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 23:46:23,230 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/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 -> dbebd8f3a7ff59c46b95280959676a0cf0887b44 [2019-12-01 23:46:23,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 23:46:23,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 23:46:23,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 23:46:23,416 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 23:46:23,417 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 23:46:23,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/../../sv-benchmarks/c/ssh/s3_clnt.blast.04.i.cil-1.c [2019-12-01 23:46:23,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/b4d8e1116/3a13be7a3a7e4063ab8ca5c53024af4a/FLAG1d6f72c26 [2019-12-01 23:46:23,836 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 23:46:23,836 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/sv-benchmarks/c/ssh/s3_clnt.blast.04.i.cil-1.c [2019-12-01 23:46:23,848 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/b4d8e1116/3a13be7a3a7e4063ab8ca5c53024af4a/FLAG1d6f72c26 [2019-12-01 23:46:23,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/ukojak/data/b4d8e1116/3a13be7a3a7e4063ab8ca5c53024af4a [2019-12-01 23:46:23,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 23:46:23,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 23:46:23,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 23:46:23,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 23:46:23,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 23:46:23,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:46:23" (1/1) ... [2019-12-01 23:46:23,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@171b6e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:23, skipping insertion in model container [2019-12-01 23:46:23,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:46:23" (1/1) ... [2019-12-01 23:46:23,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 23:46:23,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 23:46:24,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:46:24,194 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-01 23:46:24,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 23:46:24,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:46:24,264 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 23:46:24,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:46:24,335 INFO L208 MainTranslator]: Completed translation [2019-12-01 23:46:24,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24 WrapperNode [2019-12-01 23:46:24,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 23:46:24,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 23:46:24,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 23:46:24,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 23:46:24,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 23:46:24,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 23:46:24,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 23:46:24,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 23:46:24,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... [2019-12-01 23:46:24,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 23:46:24,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 23:46:24,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 23:46:24,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 23:46:24,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:46:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_af22e0db-1244-40b3-a05c-86b1e80738e8/bin/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 [2019-12-01 23:46:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 23:46:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 23:46:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-01 23:46:24,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 23:46:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-01 23:46:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 23:46:24,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 23:46:24,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 23:46:24,622 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 23:46:40,712 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-12-01 23:46:40,712 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-12-01 23:51:29,368 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 23:51:29,368 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 23:51:29,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:51:29 BoogieIcfgContainer [2019-12-01 23:51:29,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 23:51:29,369 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 23:51:29,369 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 23:51:29,376 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 23:51:29,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:51:29" (1/1) ... [2019-12-01 23:51:29,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 23:51:29,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:51:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2019-12-01 23:51:29,410 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2019-12-01 23:51:29,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 23:51:29,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:51:29,445 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) 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) [2019-12-01 23:51:29,448 INFO L168 Benchmark]: Toolchain (without parser) took 305588.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -175.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:51:29,449 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:51:29,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2019-12-01 23:51:29,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.77 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-01 23:51:29,450 INFO L168 Benchmark]: Boogie Preprocessor took 52.96 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-01 23:51:29,451 INFO L168 Benchmark]: RCFGBuilder took 304926.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -45.8 MB). Peak memory consumption was 290.9 MB. Max. memory is 11.5 GB. [2019-12-01 23:51:29,451 INFO L168 Benchmark]: CodeCheck took 77.84 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-12-01 23:51:29,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 475.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.77 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.96 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 304926.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -45.8 MB). Peak memory consumption was 290.9 MB. Max. memory is 11.5 GB. * CodeCheck took 77.84 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...