./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label38.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/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 04fd81e9543232110dc189b4b001c0bb7a784bec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:53:42,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:53:42,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:53:42,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:53:42,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:53:42,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:53:42,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:53:42,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:53:42,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:53:43,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:53:43,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:53:43,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:53:43,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:53:43,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:53:43,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:53:43,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:53:43,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:53:43,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:53:43,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:53:43,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:53:43,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:53:43,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:53:43,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:53:43,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:53:43,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:53:43,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:53:43,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:53:43,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:53:43,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:53:43,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:53:43,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:53:43,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:53:43,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:53:43,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:53:43,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:53:43,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:53:43,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:53:43,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:53:43,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:53:43,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:53:43,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:53:43,041 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 03:53:43,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:53:43,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:53:43,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:53:43,078 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:53:43,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:53:43,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:53:43,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:53:43,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:53:43,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:53:43,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:53:43,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:53:43,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:53:43,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:53:43,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:53:43,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:53:43,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:53:43,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:53:43,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:53:43,082 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:53:43,082 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:53:43,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:53:43,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:53:43,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:53:43,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:53:43,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:53:43,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:53:43,088 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:53:43,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:53:43,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:53:43,089 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_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/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 -> 04fd81e9543232110dc189b4b001c0bb7a784bec [2019-11-20 03:53:43,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:53:43,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:53:43,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:53:43,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:53:43,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:53:43,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label38.c [2019-11-20 03:53:43,349 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/data/068490723/3d9fdc7f9503436a9e1769df28aa3a42/FLAG12a09c89f [2019-11-20 03:53:43,878 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:53:43,881 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/sv-benchmarks/c/eca-rers2012/Problem02_label38.c [2019-11-20 03:53:43,898 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/data/068490723/3d9fdc7f9503436a9e1769df28aa3a42/FLAG12a09c89f [2019-11-20 03:53:44,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/data/068490723/3d9fdc7f9503436a9e1769df28aa3a42 [2019-11-20 03:53:44,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:53:44,185 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:53:44,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:53:44,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:53:44,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:53:44,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:44,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b3c7c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44, skipping insertion in model container [2019-11-20 03:53:44,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:44,204 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:53:44,261 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:53:44,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:53:44,702 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:53:44,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:53:44,878 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:53:44,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44 WrapperNode [2019-11-20 03:53:44,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:53:44,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:53:44,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:53:44,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:53:44,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:44,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:44,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:53:44,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:53:44,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:53:44,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:53:44,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:44,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:44,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:44,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:45,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:45,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:45,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... [2019-11-20 03:53:45,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:53:45,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:53:45,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:53:45,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:53:45,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:53:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/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 [2019-11-20 03:53:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:53:45,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:53:47,213 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:53:47,214 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 03:53:47,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:53:47 BoogieIcfgContainer [2019-11-20 03:53:47,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:53:47,216 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:53:47,216 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:53:47,228 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:53:47,229 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:53:47" (1/1) ... [2019-11-20 03:53:47,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:53:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:47,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 03:53:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 03:53:47,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 03:53:47,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:48,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:48,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2019-11-20 03:53:48,482 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2019-11-20 03:53:48,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:53:48,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:48,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:49,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 241 states and 337 transitions. [2019-11-20 03:53:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2019-11-20 03:53:49,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 03:53:49,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:49,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:50,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 320 states and 429 transitions. [2019-11-20 03:53:50,277 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 429 transitions. [2019-11-20 03:53:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 03:53:50,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 329 states and 441 transitions. [2019-11-20 03:53:50,483 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 441 transitions. [2019-11-20 03:53:50,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:53:50,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2019-11-20 03:53:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2019-11-20 03:53:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 03:53:50,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:50,634 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:53:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 344 states and 458 transitions. [2019-11-20 03:53:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 458 transitions. [2019-11-20 03:53:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 03:53:50,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:51,033 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 362 states and 481 transitions. [2019-11-20 03:53:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 481 transitions. [2019-11-20 03:53:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 03:53:51,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:51,530 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:53:51,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:51,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 365 states and 484 transitions. [2019-11-20 03:53:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 484 transitions. [2019-11-20 03:53:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:53:51,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:51,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 384 states and 507 transitions. [2019-11-20 03:53:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 507 transitions. [2019-11-20 03:53:51,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:53:51,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:53:52,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:52,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 386 states and 509 transitions. [2019-11-20 03:53:52,055 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 509 transitions. [2019-11-20 03:53:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:53:52,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 390 states and 516 transitions. [2019-11-20 03:53:52,350 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 516 transitions. [2019-11-20 03:53:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:53:52,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:52,381 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 405 states and 533 transitions. [2019-11-20 03:53:52,691 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 533 transitions. [2019-11-20 03:53:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 03:53:52,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:52,724 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:52,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 411 states and 539 transitions. [2019-11-20 03:53:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 539 transitions. [2019-11-20 03:53:52,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 03:53:52,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 03:53:53,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 415 states and 545 transitions. [2019-11-20 03:53:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 545 transitions. [2019-11-20 03:53:53,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 03:53:53,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:53,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 434 states and 568 transitions. [2019-11-20 03:53:53,822 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 568 transitions. [2019-11-20 03:53:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 03:53:53,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:53,902 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 435 states and 569 transitions. [2019-11-20 03:53:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 569 transitions. [2019-11-20 03:53:53,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 03:53:53,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:53,969 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 03:53:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 442 states and 577 transitions. [2019-11-20 03:53:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 577 transitions. [2019-11-20 03:53:54,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 03:53:54,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:54,100 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:53:54,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:54,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 456 states and 593 transitions. [2019-11-20 03:53:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 593 transitions. [2019-11-20 03:53:54,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 03:53:54,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:54,597 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:53:56,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 498 states and 647 transitions. [2019-11-20 03:53:56,399 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 647 transitions. [2019-11-20 03:53:56,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 03:53:56,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:53:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 504 states and 655 transitions. [2019-11-20 03:53:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 655 transitions. [2019-11-20 03:53:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 03:53:56,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:57,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 523 states and 675 transitions. [2019-11-20 03:53:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 675 transitions. [2019-11-20 03:53:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 03:53:57,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:58,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 539 states and 694 transitions. [2019-11-20 03:53:58,168 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 694 transitions. [2019-11-20 03:53:58,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 03:53:58,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:53:58,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 541 states and 696 transitions. [2019-11-20 03:53:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 696 transitions. [2019-11-20 03:53:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 03:53:58,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:53:59,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 560 states and 720 transitions. [2019-11-20 03:53:59,093 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 720 transitions. [2019-11-20 03:53:59,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 03:53:59,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:59,138 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 03:53:59,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:59,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 565 states and 725 transitions. [2019-11-20 03:53:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 725 transitions. [2019-11-20 03:53:59,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 03:53:59,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:59,277 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:54:00,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 585 states and 751 transitions. [2019-11-20 03:54:00,233 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 751 transitions. [2019-11-20 03:54:00,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 03:54:00,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:00,351 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 601 states and 770 transitions. [2019-11-20 03:54:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 770 transitions. [2019-11-20 03:54:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 03:54:00,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:54:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:01,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 602 states and 771 transitions. [2019-11-20 03:54:01,072 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 771 transitions. [2019-11-20 03:54:01,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 03:54:01,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:01,110 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:01,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:01,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 607 states and 777 transitions. [2019-11-20 03:54:01,332 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 777 transitions. [2019-11-20 03:54:01,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 03:54:01,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:01,363 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:54:01,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:01,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 608 states and 778 transitions. [2019-11-20 03:54:01,391 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 778 transitions. [2019-11-20 03:54:01,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 03:54:01,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:01,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:54:03,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 652 states and 837 transitions. [2019-11-20 03:54:03,137 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 837 transitions. [2019-11-20 03:54:03,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 03:54:03,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:54:03,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 670 states and 858 transitions. [2019-11-20 03:54:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 858 transitions. [2019-11-20 03:54:03,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 03:54:03,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:03,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:03,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 684 states and 875 transitions. [2019-11-20 03:54:03,912 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 875 transitions. [2019-11-20 03:54:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 03:54:03,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:54:04,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 705 states and 897 transitions. [2019-11-20 03:54:04,373 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 897 transitions. [2019-11-20 03:54:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 03:54:04,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:54:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 706 states and 898 transitions. [2019-11-20 03:54:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 898 transitions. [2019-11-20 03:54:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:54:04,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:04,657 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:05,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:05,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 725 states and 921 transitions. [2019-11-20 03:54:05,405 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 921 transitions. [2019-11-20 03:54:05,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:54:05,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:05,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 736 states and 934 transitions. [2019-11-20 03:54:05,984 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 934 transitions. [2019-11-20 03:54:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:54:05,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:06,083 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:06,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:06,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 746 states and 944 transitions. [2019-11-20 03:54:06,642 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 944 transitions. [2019-11-20 03:54:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:54:06,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 762 states and 961 transitions. [2019-11-20 03:54:06,804 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 961 transitions. [2019-11-20 03:54:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-20 03:54:06,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:54:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 794 states and 996 transitions. [2019-11-20 03:54:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 996 transitions. [2019-11-20 03:54:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 03:54:08,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:54:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:08,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 801 states and 1003 transitions. [2019-11-20 03:54:08,511 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1003 transitions. [2019-11-20 03:54:08,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 03:54:08,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:08,623 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 71 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:54:08,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 807 states and 1009 transitions. [2019-11-20 03:54:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1009 transitions. [2019-11-20 03:54:08,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 03:54:08,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 71 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:54:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:09,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 817 states and 1019 transitions. [2019-11-20 03:54:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1019 transitions. [2019-11-20 03:54:09,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 03:54:09,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:54:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 819 states and 1021 transitions. [2019-11-20 03:54:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1021 transitions. [2019-11-20 03:54:09,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 03:54:09,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:54:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 835 states and 1040 transitions. [2019-11-20 03:54:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1040 transitions. [2019-11-20 03:54:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 03:54:10,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:10,599 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 874 states and 1083 transitions. [2019-11-20 03:54:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1083 transitions. [2019-11-20 03:54:11,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 03:54:11,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 883 states and 1093 transitions. [2019-11-20 03:54:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1093 transitions. [2019-11-20 03:54:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 03:54:11,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:12,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 896 states and 1107 transitions. [2019-11-20 03:54:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1107 transitions. [2019-11-20 03:54:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 03:54:12,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:12,502 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:12,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 919 states and 1130 transitions. [2019-11-20 03:54:12,631 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1130 transitions. [2019-11-20 03:54:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 03:54:12,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:54:13,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:13,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 945 states and 1158 transitions. [2019-11-20 03:54:13,302 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1158 transitions. [2019-11-20 03:54:13,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 03:54:13,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 85 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:54:16,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 985 states and 1209 transitions. [2019-11-20 03:54:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1209 transitions. [2019-11-20 03:54:16,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 03:54:16,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:17,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1040 states and 1269 transitions. [2019-11-20 03:54:17,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1269 transitions. [2019-11-20 03:54:17,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 03:54:17,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:17,922 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:18,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:18,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1044 states and 1272 transitions. [2019-11-20 03:54:18,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1272 transitions. [2019-11-20 03:54:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 03:54:18,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:18,169 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:54:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1056 states and 1284 transitions. [2019-11-20 03:54:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1284 transitions. [2019-11-20 03:54:18,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 03:54:18,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:54:19,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1067 states and 1296 transitions. [2019-11-20 03:54:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1296 transitions. [2019-11-20 03:54:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 03:54:19,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:19,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1070 states and 1303 transitions. [2019-11-20 03:54:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1303 transitions. [2019-11-20 03:54:19,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 03:54:19,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:54:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1108 states and 1345 transitions. [2019-11-20 03:54:20,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1345 transitions. [2019-11-20 03:54:20,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 03:54:20,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:20,447 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:20,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:20,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1131 states and 1367 transitions. [2019-11-20 03:54:20,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1367 transitions. [2019-11-20 03:54:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 03:54:20,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:21,666 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:54:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:24,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1193 states and 1430 transitions. [2019-11-20 03:54:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1430 transitions. [2019-11-20 03:54:24,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 03:54:24,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:54:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:24,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1226 states and 1462 transitions. [2019-11-20 03:54:24,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1462 transitions. [2019-11-20 03:54:24,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 03:54:24,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:24,810 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:54:25,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:25,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1269 states and 1507 transitions. [2019-11-20 03:54:25,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1507 transitions. [2019-11-20 03:54:25,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 03:54:25,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 03:54:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:25,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1312 states and 1551 transitions. [2019-11-20 03:54:25,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1551 transitions. [2019-11-20 03:54:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-20 03:54:25,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:26,785 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:54:27,333 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-11-20 03:54:29,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:29,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1383 states and 1621 transitions. [2019-11-20 03:54:29,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1621 transitions. [2019-11-20 03:54:29,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 03:54:29,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:29,286 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:29,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:29,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1404 states and 1646 transitions. [2019-11-20 03:54:29,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1646 transitions. [2019-11-20 03:54:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 03:54:29,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:29,747 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:30,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:30,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1417 states and 1658 transitions. [2019-11-20 03:54:30,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1658 transitions. [2019-11-20 03:54:30,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-20 03:54:30,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:30,267 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 92 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:54:30,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1433 states and 1676 transitions. [2019-11-20 03:54:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1676 transitions. [2019-11-20 03:54:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-20 03:54:30,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:30,863 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:54:31,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:31,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1466 states and 1711 transitions. [2019-11-20 03:54:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1711 transitions. [2019-11-20 03:54:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 03:54:31,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:31,121 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:54:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1500 states and 1746 transitions. [2019-11-20 03:54:31,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1746 transitions. [2019-11-20 03:54:31,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 03:54:31,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:31,546 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 03:54:31,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1501 states and 1747 transitions. [2019-11-20 03:54:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1747 transitions. [2019-11-20 03:54:31,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 03:54:31,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:32,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1524 states and 1771 transitions. [2019-11-20 03:54:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1771 transitions. [2019-11-20 03:54:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 03:54:32,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:54:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1552 states and 1799 transitions. [2019-11-20 03:54:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1799 transitions. [2019-11-20 03:54:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 03:54:32,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:32,926 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:54:33,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:33,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1553 states and 1799 transitions. [2019-11-20 03:54:33,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1799 transitions. [2019-11-20 03:54:33,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 03:54:33,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:33,473 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:54:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1569 states and 1817 transitions. [2019-11-20 03:54:34,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1817 transitions. [2019-11-20 03:54:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 03:54:34,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:34,734 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:35,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1595 states and 1847 transitions. [2019-11-20 03:54:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 1847 transitions. [2019-11-20 03:54:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 03:54:35,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:36,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1656 states and 1913 transitions. [2019-11-20 03:54:36,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 1913 transitions. [2019-11-20 03:54:36,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 03:54:36,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 03:54:38,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1681 states and 1941 transitions. [2019-11-20 03:54:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 1941 transitions. [2019-11-20 03:54:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 03:54:38,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:38,462 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:54:38,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:38,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1723 states and 1982 transitions. [2019-11-20 03:54:38,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 1982 transitions. [2019-11-20 03:54:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-11-20 03:54:38,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:38,740 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:54:38,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:38,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1746 states and 2004 transitions. [2019-11-20 03:54:38,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2004 transitions. [2019-11-20 03:54:38,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 03:54:38,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:38,939 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 03:54:39,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:39,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1763 states and 2024 transitions. [2019-11-20 03:54:39,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2024 transitions. [2019-11-20 03:54:39,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 03:54:39,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:39,528 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:54:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1804 states and 2069 transitions. [2019-11-20 03:54:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2069 transitions. [2019-11-20 03:54:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 03:54:41,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:54:42,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:42,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1812 states and 2085 transitions. [2019-11-20 03:54:42,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2085 transitions. [2019-11-20 03:54:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 03:54:42,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:42,136 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:54:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1816 states and 2090 transitions. [2019-11-20 03:54:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2090 transitions. [2019-11-20 03:54:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 03:54:42,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:42,744 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 123 proven. 15 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-11-20 03:54:43,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:43,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1852 states and 2129 transitions. [2019-11-20 03:54:43,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2129 transitions. [2019-11-20 03:54:43,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 03:54:43,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:43,462 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:43,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1868 states and 2145 transitions. [2019-11-20 03:54:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2145 transitions. [2019-11-20 03:54:43,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-11-20 03:54:43,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:44,060 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1890 states and 2173 transitions. [2019-11-20 03:54:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2173 transitions. [2019-11-20 03:54:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-11-20 03:54:44,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1906 states and 2190 transitions. [2019-11-20 03:54:45,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2190 transitions. [2019-11-20 03:54:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-11-20 03:54:45,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:45,090 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:45,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:45,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1910 states and 2194 transitions. [2019-11-20 03:54:45,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2194 transitions. [2019-11-20 03:54:45,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-11-20 03:54:45,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 03:54:49,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:49,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1984 states and 2268 transitions. [2019-11-20 03:54:49,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2268 transitions. [2019-11-20 03:54:49,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 03:54:49,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:51,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 2036 states and 2320 transitions. [2019-11-20 03:54:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2320 transitions. [2019-11-20 03:54:51,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 03:54:51,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:51,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:51,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2046 states and 2329 transitions. [2019-11-20 03:54:51,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2329 transitions. [2019-11-20 03:54:51,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 03:54:51,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:54:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:56,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 2083 states and 2369 transitions. [2019-11-20 03:54:56,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2369 transitions. [2019-11-20 03:54:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 03:54:56,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:56,829 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:54:57,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:57,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2085 states and 2371 transitions. [2019-11-20 03:54:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2371 transitions. [2019-11-20 03:54:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-11-20 03:54:57,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:57,475 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 153 proven. 5 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 03:54:57,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:57,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2112 states and 2398 transitions. [2019-11-20 03:54:57,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2398 transitions. [2019-11-20 03:54:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-11-20 03:54:57,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:58,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:58,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2121 states and 2410 transitions. [2019-11-20 03:54:58,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2410 transitions. [2019-11-20 03:54:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-11-20 03:54:58,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:58,601 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2123 states and 2413 transitions. [2019-11-20 03:54:59,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2413 transitions. [2019-11-20 03:54:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-11-20 03:54:59,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:54:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2133 states and 2423 transitions. [2019-11-20 03:54:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2423 transitions. [2019-11-20 03:54:59,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-11-20 03:54:59,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:55:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2144 states and 2434 transitions. [2019-11-20 03:55:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 2434 transitions. [2019-11-20 03:55:00,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-11-20 03:55:00,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:01,692 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:55:05,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:05,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2219 states and 2510 transitions. [2019-11-20 03:55:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2510 transitions. [2019-11-20 03:55:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 03:55:05,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:05,967 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:55:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2282 states and 2572 transitions. [2019-11-20 03:55:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2572 transitions. [2019-11-20 03:55:07,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 03:55:07,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:08,148 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:55:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2298 states and 2587 transitions. [2019-11-20 03:55:09,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2587 transitions. [2019-11-20 03:55:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2019-11-20 03:55:09,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:09,719 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 03:55:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2308 states and 2596 transitions. [2019-11-20 03:55:09,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2596 transitions. [2019-11-20 03:55:09,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2019-11-20 03:55:09,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:10,049 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 03:55:10,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:10,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2318 states and 2607 transitions. [2019-11-20 03:55:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2607 transitions. [2019-11-20 03:55:10,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-11-20 03:55:10,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:55:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2366 states and 2658 transitions. [2019-11-20 03:55:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2658 transitions. [2019-11-20 03:55:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 03:55:11,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2019-11-20 03:55:12,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2367 states and 2658 transitions. [2019-11-20 03:55:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2658 transitions. [2019-11-20 03:55:12,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-11-20 03:55:12,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 259 proven. 4 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 03:55:12,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:12,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2369 states and 2659 transitions. [2019-11-20 03:55:12,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 2659 transitions. [2019-11-20 03:55:12,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-11-20 03:55:12,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 259 proven. 4 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 03:55:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2395 states and 2685 transitions. [2019-11-20 03:55:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2685 transitions. [2019-11-20 03:55:12,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 03:55:12,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 03:55:13,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2427 states and 2718 transitions. [2019-11-20 03:55:13,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 2718 transitions. [2019-11-20 03:55:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 03:55:13,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:13,956 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 03:55:14,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:14,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2437 states and 2727 transitions. [2019-11-20 03:55:14,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2727 transitions. [2019-11-20 03:55:14,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 03:55:14,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:14,726 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 03:55:15,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:15,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2438 states and 2728 transitions. [2019-11-20 03:55:15,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 2728 transitions. [2019-11-20 03:55:15,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 03:55:15,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:15,244 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:55:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:16,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2470 states and 2761 transitions. [2019-11-20 03:55:16,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 2761 transitions. [2019-11-20 03:55:16,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 03:55:16,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:55:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2483 states and 2774 transitions. [2019-11-20 03:55:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2774 transitions. [2019-11-20 03:55:16,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 03:55:16,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:55:17,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2492 states and 2785 transitions. [2019-11-20 03:55:17,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2785 transitions. [2019-11-20 03:55:17,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 03:55:17,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:17,216 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 03:55:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2512 states and 2807 transitions. [2019-11-20 03:55:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 2807 transitions. [2019-11-20 03:55:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 03:55:17,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 03:55:19,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:19,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2543 states and 2842 transitions. [2019-11-20 03:55:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 2842 transitions. [2019-11-20 03:55:19,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 03:55:19,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:20,034 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 03:55:20,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:20,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2559 states and 2859 transitions. [2019-11-20 03:55:20,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 2859 transitions. [2019-11-20 03:55:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 03:55:20,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:20,698 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 228 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 03:55:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:21,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2568 states and 2867 transitions. [2019-11-20 03:55:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 2867 transitions. [2019-11-20 03:55:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 03:55:21,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:22,092 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:55:23,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:23,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2583 states and 2885 transitions. [2019-11-20 03:55:23,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 2885 transitions. [2019-11-20 03:55:23,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 03:55:23,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:55:23,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:23,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2584 states and 2886 transitions. [2019-11-20 03:55:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 2886 transitions. [2019-11-20 03:55:23,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 03:55:23,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:24,371 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 03:55:25,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:25,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 2590 states and 2893 transitions. [2019-11-20 03:55:25,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 2893 transitions. [2019-11-20 03:55:25,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-11-20 03:55:25,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:25,724 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 176 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-11-20 03:55:26,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:26,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2618 states and 2921 transitions. [2019-11-20 03:55:26,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 2921 transitions. [2019-11-20 03:55:26,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 03:55:26,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 03:55:26,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2624 states and 2930 transitions. [2019-11-20 03:55:26,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 2930 transitions. [2019-11-20 03:55:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:55:26,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-11-20 03:55:28,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:28,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2640 states and 2950 transitions. [2019-11-20 03:55:28,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 2950 transitions. [2019-11-20 03:55:28,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:55:28,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:28,454 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-11-20 03:55:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2641 states and 2950 transitions. [2019-11-20 03:55:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 2950 transitions. [2019-11-20 03:55:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:55:28,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-11-20 03:55:29,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:29,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2642 states and 2950 transitions. [2019-11-20 03:55:29,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 2950 transitions. [2019-11-20 03:55:29,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:55:29,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-11-20 03:55:29,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:29,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2643 states and 2950 transitions. [2019-11-20 03:55:29,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 2950 transitions. [2019-11-20 03:55:29,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 03:55:29,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,017 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-11-20 03:55:31,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:31,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2647 states and 2954 transitions. [2019-11-20 03:55:31,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 2954 transitions. [2019-11-20 03:55:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 03:55:31,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:31,246 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 03:55:33,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:33,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2668 states and 2983 transitions. [2019-11-20 03:55:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 2983 transitions. [2019-11-20 03:55:33,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 03:55:33,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 03:55:34,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:34,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2682 states and 2998 transitions. [2019-11-20 03:55:34,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 2998 transitions. [2019-11-20 03:55:34,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 03:55:34,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 03:55:35,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:35,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 2686 states and 3006 transitions. [2019-11-20 03:55:35,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3006 transitions. [2019-11-20 03:55:35,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 03:55:35,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:35,472 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 03:55:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:36,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2689 states and 3009 transitions. [2019-11-20 03:55:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3009 transitions. [2019-11-20 03:55:36,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-11-20 03:55:36,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:36,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-11-20 03:55:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2692 states and 3012 transitions. [2019-11-20 03:55:36,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3012 transitions. [2019-11-20 03:55:36,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2019-11-20 03:55:36,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 03:55:42,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:42,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2737 states and 3067 transitions. [2019-11-20 03:55:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3067 transitions. [2019-11-20 03:55:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-20 03:55:42,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:42,794 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 281 proven. 8 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 03:55:42,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:42,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2749 states and 3078 transitions. [2019-11-20 03:55:42,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3078 transitions. [2019-11-20 03:55:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-20 03:55:42,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 281 proven. 8 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 03:55:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2754 states and 3083 transitions. [2019-11-20 03:55:43,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2754 states and 3083 transitions. [2019-11-20 03:55:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-20 03:55:43,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:43,327 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 281 proven. 8 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 03:55:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:43,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 2773 states and 3101 transitions. [2019-11-20 03:55:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3101 transitions. [2019-11-20 03:55:43,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-20 03:55:43,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-11-20 03:55:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 2837 states and 3176 transitions. [2019-11-20 03:55:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 3176 transitions. [2019-11-20 03:55:45,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-20 03:55:45,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 205 proven. 15 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2019-11-20 03:55:46,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:46,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 2856 states and 3193 transitions. [2019-11-20 03:55:46,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3193 transitions. [2019-11-20 03:55:46,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-11-20 03:55:46,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:46,486 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2019-11-20 03:55:46,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:46,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2872 states and 3209 transitions. [2019-11-20 03:55:46,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 3209 transitions. [2019-11-20 03:55:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-11-20 03:55:46,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:46,651 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 03:55:46,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:46,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 2881 states and 3217 transitions. [2019-11-20 03:55:46,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 3217 transitions. [2019-11-20 03:55:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 03:55:46,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:47,249 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 03:55:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 2904 states and 3249 transitions. [2019-11-20 03:55:49,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 3249 transitions. [2019-11-20 03:55:49,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 03:55:49,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:49,776 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 03:55:52,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 2945 states and 3295 transitions. [2019-11-20 03:55:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3295 transitions. [2019-11-20 03:55:52,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 03:55:52,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 03:55:54,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:54,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2961 states and 3311 transitions. [2019-11-20 03:55:54,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 3311 transitions. [2019-11-20 03:55:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 03:55:54,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 03:55:54,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:54,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 2963 states and 3312 transitions. [2019-11-20 03:55:54,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3312 transitions. [2019-11-20 03:55:54,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 03:55:54,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:54,868 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 228 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-11-20 03:55:55,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:55,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 2967 states and 3317 transitions. [2019-11-20 03:55:55,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 3317 transitions. [2019-11-20 03:55:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 03:55:55,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:56,217 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 03:56:00,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3045 states and 3397 transitions. [2019-11-20 03:56:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3045 states and 3397 transitions. [2019-11-20 03:56:00,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-11-20 03:56:00,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:00,908 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-11-20 03:56:02,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:02,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 3054 states and 3411 transitions. [2019-11-20 03:56:02,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 3411 transitions. [2019-11-20 03:56:02,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-11-20 03:56:02,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:02,730 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-11-20 03:56:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 3092 states and 3456 transitions. [2019-11-20 03:56:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3092 states and 3456 transitions. [2019-11-20 03:56:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-11-20 03:56:05,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:05,299 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-11-20 03:56:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3095 states and 3458 transitions. [2019-11-20 03:56:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3458 transitions. [2019-11-20 03:56:05,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-11-20 03:56:05,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 369 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2019-11-20 03:56:06,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3096 states and 3459 transitions. [2019-11-20 03:56:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3459 transitions. [2019-11-20 03:56:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-11-20 03:56:06,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2019-11-20 03:56:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:06,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3097 states and 3459 transitions. [2019-11-20 03:56:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 3459 transitions. [2019-11-20 03:56:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-11-20 03:56:06,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:06,867 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 436 proven. 6 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-11-20 03:56:08,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:08,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 3136 states and 3500 transitions. [2019-11-20 03:56:08,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3136 states and 3500 transitions. [2019-11-20 03:56:08,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-20 03:56:08,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:08,237 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-11-20 03:56:08,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:08,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3183 states and 3547 transitions. [2019-11-20 03:56:08,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 3547 transitions. [2019-11-20 03:56:08,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-11-20 03:56:08,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:09,379 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-11-20 03:56:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 3204 states and 3571 transitions. [2019-11-20 03:56:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 3571 transitions. [2019-11-20 03:56:12,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-11-20 03:56:12,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:12,653 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-11-20 03:56:13,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3207 states and 3573 transitions. [2019-11-20 03:56:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3573 transitions. [2019-11-20 03:56:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-11-20 03:56:13,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:13,568 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 333 proven. 8 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2019-11-20 03:56:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3208 states and 3573 transitions. [2019-11-20 03:56:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3573 transitions. [2019-11-20 03:56:13,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2019-11-20 03:56:13,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2019-11-20 03:56:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3220 states and 3585 transitions. [2019-11-20 03:56:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 3585 transitions. [2019-11-20 03:56:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2019-11-20 03:56:15,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:15,345 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2019-11-20 03:56:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:16,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3236 states and 3601 transitions. [2019-11-20 03:56:16,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 3601 transitions. [2019-11-20 03:56:16,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2019-11-20 03:56:16,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2019-11-20 03:56:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 3246 states and 3610 transitions. [2019-11-20 03:56:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 3610 transitions. [2019-11-20 03:56:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2019-11-20 03:56:18,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:18,299 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2019-11-20 03:56:18,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:18,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3258 states and 3621 transitions. [2019-11-20 03:56:18,883 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 3621 transitions. [2019-11-20 03:56:18,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 03:56:18,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 386 proven. 12 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2019-11-20 03:56:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3262 states and 3625 transitions. [2019-11-20 03:56:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 3625 transitions. [2019-11-20 03:56:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 03:56:19,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-11-20 03:56:20,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 3272 states and 3634 transitions. [2019-11-20 03:56:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 3634 transitions. [2019-11-20 03:56:20,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 03:56:20,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-11-20 03:56:20,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:20,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3279 states and 3641 transitions. [2019-11-20 03:56:20,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 3641 transitions. [2019-11-20 03:56:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 03:56:20,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 284 proven. 20 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2019-11-20 03:56:21,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 3281 states and 3642 transitions. [2019-11-20 03:56:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 3642 transitions. [2019-11-20 03:56:21,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-11-20 03:56:21,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:22,251 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 431 proven. 42 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2019-11-20 03:56:25,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:25,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3300 states and 3664 transitions. [2019-11-20 03:56:25,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 3664 transitions. [2019-11-20 03:56:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2019-11-20 03:56:25,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:25,552 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 514 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-11-20 03:56:25,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3305 states and 3669 transitions. [2019-11-20 03:56:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 3669 transitions. [2019-11-20 03:56:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-11-20 03:56:25,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 669 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2019-11-20 03:56:32,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3392 states and 3764 transitions. [2019-11-20 03:56:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 3764 transitions. [2019-11-20 03:56:32,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-11-20 03:56:32,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:32,247 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-11-20 03:56:38,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:38,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3511 states and 3901 transitions. [2019-11-20 03:56:38,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 3901 transitions. [2019-11-20 03:56:38,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-11-20 03:56:38,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-11-20 03:56:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:39,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3518 states and 3910 transitions. [2019-11-20 03:56:39,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3518 states and 3910 transitions. [2019-11-20 03:56:39,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-11-20 03:56:39,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 625 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-11-20 03:56:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:41,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3556 states and 3951 transitions. [2019-11-20 03:56:41,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3556 states and 3951 transitions. [2019-11-20 03:56:41,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2019-11-20 03:56:41,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 841 proven. 16 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2019-11-20 03:56:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:42,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3563 states and 3957 transitions. [2019-11-20 03:56:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 3957 transitions. [2019-11-20 03:56:42,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2019-11-20 03:56:42,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 813 proven. 16 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2019-11-20 03:56:43,546 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-11-20 03:56:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3587 states and 3984 transitions. [2019-11-20 03:56:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 3984 transitions. [2019-11-20 03:56:44,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2019-11-20 03:56:44,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:44,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 873 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2019-11-20 03:56:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 3664 states and 4061 transitions. [2019-11-20 03:56:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3664 states and 4061 transitions. [2019-11-20 03:56:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2019-11-20 03:56:45,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:47,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1316 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2019-11-20 03:56:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:51,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 3698 states and 4096 transitions. [2019-11-20 03:56:51,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 4096 transitions. [2019-11-20 03:56:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2019-11-20 03:56:51,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1316 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2019-11-20 03:56:54,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 3730 states and 4127 transitions. [2019-11-20 03:56:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 4127 transitions. [2019-11-20 03:56:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2019-11-20 03:56:54,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:54,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 987 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:56:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 3787 states and 4186 transitions. [2019-11-20 03:56:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 4186 transitions. [2019-11-20 03:56:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2019-11-20 03:56:56,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:56,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1375 backedges. 987 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2019-11-20 03:56:58,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:58,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4217 states to 3810 states and 4217 transitions. [2019-11-20 03:56:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3810 states and 4217 transitions. [2019-11-20 03:56:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:56:58,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:58,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:56:59,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:59,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 3816 states and 4224 transitions. [2019-11-20 03:56:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 4224 transitions. [2019-11-20 03:56:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:56:59,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:02,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 3874 states and 4284 transitions. [2019-11-20 03:57:02,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3874 states and 4284 transitions. [2019-11-20 03:57:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:57:02,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 3883 states and 4292 transitions. [2019-11-20 03:57:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3883 states and 4292 transitions. [2019-11-20 03:57:03,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:57:03,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:05,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 3911 states and 4321 transitions. [2019-11-20 03:57:05,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 4321 transitions. [2019-11-20 03:57:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:57:05,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:07,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 3918 states and 4328 transitions. [2019-11-20 03:57:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 3918 states and 4328 transitions. [2019-11-20 03:57:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:57:07,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:08,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:08,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 3922 states and 4332 transitions. [2019-11-20 03:57:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3922 states and 4332 transitions. [2019-11-20 03:57:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:57:08,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:09,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 3938 states and 4348 transitions. [2019-11-20 03:57:09,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 4348 transitions. [2019-11-20 03:57:09,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:57:09,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:13,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 4009 states and 4425 transitions. [2019-11-20 03:57:13,942 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 4425 transitions. [2019-11-20 03:57:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-11-20 03:57:13,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:14,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 909 proven. 8 refuted. 0 times theorem prover too weak. 503 trivial. 0 not checked. [2019-11-20 03:57:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:15,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4436 states to 4019 states and 4436 transitions. [2019-11-20 03:57:15,027 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 4436 transitions. [2019-11-20 03:57:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2019-11-20 03:57:15,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:15,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1630 backedges. 1091 proven. 4 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2019-11-20 03:57:17,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4441 states to 4023 states and 4441 transitions. [2019-11-20 03:57:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 4441 transitions. [2019-11-20 03:57:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2019-11-20 03:57:17,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 981 proven. 0 refuted. 0 times theorem prover too weak. 724 trivial. 0 not checked. [2019-11-20 03:57:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:17,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4459 states to 4042 states and 4459 transitions. [2019-11-20 03:57:17,877 INFO L276 IsEmpty]: Start isEmpty. Operand 4042 states and 4459 transitions. [2019-11-20 03:57:17,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2019-11-20 03:57:17,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1874 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2019-11-20 03:57:18,621 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-11-20 03:57:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:19,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 4099 states and 4516 transitions. [2019-11-20 03:57:19,563 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 4516 transitions. [2019-11-20 03:57:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:19,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:19,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 4137 states and 4565 transitions. [2019-11-20 03:57:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 4565 transitions. [2019-11-20 03:57:24,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:24,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:24,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 4154 states and 4584 transitions. [2019-11-20 03:57:27,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4154 states and 4584 transitions. [2019-11-20 03:57:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:27,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:28,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 4159 states and 4591 transitions. [2019-11-20 03:57:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 4591 transitions. [2019-11-20 03:57:28,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:28,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:28,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:29,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 4185 states and 4617 transitions. [2019-11-20 03:57:29,438 INFO L276 IsEmpty]: Start isEmpty. Operand 4185 states and 4617 transitions. [2019-11-20 03:57:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:29,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:31,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4635 states to 4202 states and 4635 transitions. [2019-11-20 03:57:31,714 INFO L276 IsEmpty]: Start isEmpty. Operand 4202 states and 4635 transitions. [2019-11-20 03:57:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:31,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:32,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:35,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 4272 states and 4711 transitions. [2019-11-20 03:57:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 4711 transitions. [2019-11-20 03:57:35,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:35,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:38,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 4286 states and 4725 transitions. [2019-11-20 03:57:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 4286 states and 4725 transitions. [2019-11-20 03:57:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:38,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:39,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4749 states to 4311 states and 4749 transitions. [2019-11-20 03:57:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 4311 states and 4749 transitions. [2019-11-20 03:57:41,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:41,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:42,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:42,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:42,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 4315 states and 4755 transitions. [2019-11-20 03:57:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 4315 states and 4755 transitions. [2019-11-20 03:57:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:42,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:43,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 4328 states and 4767 transitions. [2019-11-20 03:57:44,053 INFO L276 IsEmpty]: Start isEmpty. Operand 4328 states and 4767 transitions. [2019-11-20 03:57:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:44,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:44,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:45,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:45,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 4341 states and 4779 transitions. [2019-11-20 03:57:45,500 INFO L276 IsEmpty]: Start isEmpty. Operand 4341 states and 4779 transitions. [2019-11-20 03:57:45,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:45,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:46,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:46,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:46,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 4345 states and 4783 transitions. [2019-11-20 03:57:46,811 INFO L276 IsEmpty]: Start isEmpty. Operand 4345 states and 4783 transitions. [2019-11-20 03:57:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:46,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 4349 states and 4787 transitions. [2019-11-20 03:57:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 4349 states and 4787 transitions. [2019-11-20 03:57:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-11-20 03:57:47,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 1193 proven. 12 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2019-11-20 03:57:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:49,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 4352 states and 4791 transitions. [2019-11-20 03:57:49,036 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 4791 transitions. [2019-11-20 03:57:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2019-11-20 03:57:49,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2018 backedges. 947 proven. 0 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2019-11-20 03:57:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:58,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4380 states and 4826 transitions. [2019-11-20 03:57:58,031 INFO L276 IsEmpty]: Start isEmpty. Operand 4380 states and 4826 transitions. [2019-11-20 03:57:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2019-11-20 03:57:58,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 1222 proven. 4 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2019-11-20 03:58:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:03,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4879 states to 4432 states and 4879 transitions. [2019-11-20 03:58:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 4432 states and 4879 transitions. [2019-11-20 03:58:03,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2019-11-20 03:58:03,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:03,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 1222 proven. 4 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2019-11-20 03:58:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4910 states to 4459 states and 4910 transitions. [2019-11-20 03:58:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 4459 states and 4910 transitions. [2019-11-20 03:58:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2019-11-20 03:58:05,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:05,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 1222 proven. 4 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2019-11-20 03:58:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:06,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4914 states to 4462 states and 4914 transitions. [2019-11-20 03:58:06,447 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 4914 transitions. [2019-11-20 03:58:06,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2019-11-20 03:58:06,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2019-11-20 03:58:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:08,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4926 states to 4474 states and 4926 transitions. [2019-11-20 03:58:08,626 INFO L276 IsEmpty]: Start isEmpty. Operand 4474 states and 4926 transitions. [2019-11-20 03:58:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2019-11-20 03:58:08,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:09,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2019-11-20 03:58:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4942 states to 4488 states and 4942 transitions. [2019-11-20 03:58:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 4488 states and 4942 transitions. [2019-11-20 03:58:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2019-11-20 03:58:10,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2019-11-20 03:58:12,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:12,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4949 states to 4495 states and 4949 transitions. [2019-11-20 03:58:12,076 INFO L276 IsEmpty]: Start isEmpty. Operand 4495 states and 4949 transitions. [2019-11-20 03:58:12,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2019-11-20 03:58:12,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:12,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2019-11-20 03:58:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:14,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 4506 states and 4960 transitions. [2019-11-20 03:58:14,409 INFO L276 IsEmpty]: Start isEmpty. Operand 4506 states and 4960 transitions. [2019-11-20 03:58:14,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2019-11-20 03:58:14,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:14,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2019-11-20 03:58:16,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4963 states to 4509 states and 4963 transitions. [2019-11-20 03:58:16,190 INFO L276 IsEmpty]: Start isEmpty. Operand 4509 states and 4963 transitions. [2019-11-20 03:58:16,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2019-11-20 03:58:16,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:16,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2019-11-20 03:58:17,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:17,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4967 states to 4512 states and 4967 transitions. [2019-11-20 03:58:17,423 INFO L276 IsEmpty]: Start isEmpty. Operand 4512 states and 4967 transitions. [2019-11-20 03:58:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2019-11-20 03:58:17,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:58:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:58:17,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2516 backedges. 1477 proven. 16 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2019-11-20 03:58:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:58:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2388 states and 2587 transitions. [2019-11-20 03:58:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2587 transitions. [2019-11-20 03:58:18,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:58:18,912 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 214 iterations. [2019-11-20 03:58:18,921 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 03:58:19,537 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 62 [2019-11-20 03:58:20,112 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2019-11-20 03:58:20,259 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2019-11-20 03:58:20,862 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 63 [2019-11-20 03:58:21,089 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2019-11-20 03:58:21,746 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 65 [2019-11-20 03:58:22,364 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2019-11-20 03:58:22,733 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-11-20 03:58:23,279 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2019-11-20 03:58:23,611 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 49 [2019-11-20 03:58:24,079 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2019-11-20 03:58:24,690 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 63 [2019-11-20 03:58:25,298 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 63 [2019-11-20 03:58:25,602 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 50 [2019-11-20 03:58:26,076 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2019-11-20 03:58:26,403 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 49 [2019-11-20 03:58:26,866 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2019-11-20 03:58:27,332 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 61 [2019-11-20 03:58:27,811 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 61 [2019-11-20 03:58:28,217 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2019-11-20 03:58:28,837 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 66 [2019-11-20 03:58:29,427 WARN L191 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 65 [2019-11-20 03:58:30,003 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2019-11-20 03:58:30,408 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2019-11-20 03:58:30,969 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 51 [2019-11-20 03:58:31,566 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 63 [2019-11-20 03:58:32,091 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2019-11-20 03:58:32,569 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 61 [2019-11-20 03:58:33,035 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 61 [2019-11-20 03:58:33,696 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 62 [2019-11-20 03:58:34,108 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-11-20 03:58:34,682 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2019-11-20 03:58:35,082 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2019-11-20 03:58:35,906 WARN L191 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 65 [2019-11-20 03:58:36,374 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 62 [2019-11-20 03:58:36,985 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2019-11-20 03:58:37,475 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2019-11-20 03:58:38,126 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 66 [2019-11-20 03:58:38,633 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 62 [2019-11-20 03:58:39,002 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2019-11-20 03:58:39,622 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 65 [2019-11-20 03:58:40,063 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 60 [2019-11-20 03:58:40,491 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2019-11-20 03:58:41,040 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2019-11-20 03:58:41,216 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-11-20 03:58:41,834 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 63 [2019-11-20 03:58:42,303 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 61 [2019-11-20 03:58:42,814 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 51 [2019-11-20 03:58:43,425 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2019-11-20 03:58:43,875 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2019-11-20 03:58:44,400 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-11-20 03:58:44,682 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-11-20 03:58:45,293 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 63 [2019-11-20 03:58:45,772 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2019-11-20 03:58:46,129 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2019-11-20 03:58:46,501 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 49 [2019-11-20 03:58:46,844 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2019-11-20 03:58:47,297 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 62 [2019-11-20 03:58:47,906 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2019-11-20 03:58:48,510 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 66 [2019-11-20 03:58:48,891 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-11-20 03:58:49,490 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 63 [2019-11-20 03:58:50,006 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2019-11-20 03:58:50,385 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2019-11-20 03:58:50,784 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2019-11-20 03:58:51,358 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2019-11-20 03:58:52,137 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 62 [2019-11-20 03:58:52,497 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-11-20 03:58:52,902 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 55 [2019-11-20 03:58:53,360 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 61 [2019-11-20 03:58:53,913 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 51 [2019-11-20 03:58:54,531 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2019-11-20 03:58:55,135 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 66 [2019-11-20 03:58:55,563 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-11-20 03:58:56,108 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2019-11-20 03:58:56,515 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-11-20 03:58:56,873 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-11-20 03:58:57,421 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 63 [2019-11-20 03:58:57,421 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:58:57,424 INFO L569 CodeCheckObserver]: Invariant with dag size 51 [2019-11-20 03:58:57,440 INFO L569 CodeCheckObserver]: Invariant with dag size 51 [2019-11-20 03:58:57,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:58:57 ImpRootNode [2019-11-20 03:58:57,446 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:58:57,447 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:58:57,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:58:57,447 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:58:57,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:53:47" (3/4) ... [2019-11-20 03:58:57,451 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:58:57,474 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-11-20 03:58:57,476 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-20 03:58:57,478 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 03:58:57,479 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 03:58:57,629 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3f0c5bbf-6b5c-40f3-8b19-cd4ca2c23454/bin/ukojak/witness.graphml [2019-11-20 03:58:57,630 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:58:57,631 INFO L168 Benchmark]: Toolchain (without parser) took 313445.69 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 947.4 MB in the beginning and 3.1 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2019-11-20 03:58:57,631 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:58:57,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-20 03:58:57,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.84 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:58:57,633 INFO L168 Benchmark]: Boogie Preprocessor took 73.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:58:57,633 INFO L168 Benchmark]: RCFGBuilder took 2187.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.2 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:58:57,634 INFO L168 Benchmark]: CodeCheck took 310230.68 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 876.4 MB in the beginning and 3.1 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2019-11-20 03:58:57,634 INFO L168 Benchmark]: Witness Printer took 182.97 ms. Allocated memory is still 4.8 GB. Free memory was 3.1 GB in the beginning and 3.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:58:57,637 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: SAFE, OverallTime: 271.6s, OverallIterations: 214, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1527712104 SDtfs, 388658140 SDslu, 1201014720 SDs, 0 SdLazy, 1677717316 SolverSat, 1668843088 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1901.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 391537 GetRequests, 383566 SyntacticMatches, 6377 SemanticMatches, 1594 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1812485 ImplicationChecksByTransitivity, 208.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.5s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 32.2s InterpolantComputationTime, 61506 NumberOfCodeBlocks, 61506 NumberOfCodeBlocksAsserted, 213 NumberOfCheckSat, 61293 ConstructedInterpolants, 0 QuantifiedInterpolants, 73462253 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 213 InterpolantComputations, 109 PerfectInterpolantSequences, 121623/123037 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 565]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((((!(a19 == 1) && !(a17 == 8)) && a25 == 1) && !(a28 == 11)) || ((((!(1 == a11) && a17 == 8) && a19 == 1) && 10 == a28) && a21 == 1)) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || (((a17 == 7 && a28 == 7) && a21 == 1) && a25 == 1)) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0)) || ((!(1 == a11) && a19 == 1) && a28 == 7)) || (((((!(1 == a11) && a28 == 11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || (((((!(1 == a11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && 8 == a28)) || ((((a17 == 8 && a19 == 1) && 10 == a28) && a21 == 1) && a25 == 1)) || ((((!(1 == a11) && a28 == 9) && a17 == 8) && a19 == 1) && a21 == 1)) || ((((!(1 == a11) && a17 == 8) && 10 == a28) && a21 == 1) && a25 == 1)) || (((!(a19 == 1) && !(8 == a28)) && !(a17 == 8)) && !(a28 == 11))) || ((((!(a19 == 1) && a28 == 7) && a21 == 1) && a25 <= 0) && a11 == 1)) || (((!(a19 == 1) && !(a25 == 1)) && !(a17 == 9)) && 8 == a28)) || ((((!(1 == a11) && a19 <= 0) && !(a25 == 1)) && a28 == 7) && a21 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((((((!(1 == a11) && a17 == 8) && a19 == 1) && 10 == a28) && a21 == 1) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || (((a17 == 7 && a28 == 7) && a21 == 1) && a25 == 1)) || (((!(a19 == 1) && !(a17 == 8)) && a25 == 1) && !(a28 == 11))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0)) || (((((!(1 == a11) && a28 == 11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1)) || (((((!(1 == a11) && a17 == 8) && a19 == 1) && a21 == 1) && a25 == 1) && 8 == a28)) || ((!(1 == a11) && a19 == 1) && a28 == 7)) || ((((a17 == 8 && a19 == 1) && 10 == a28) && a21 == 1) && a25 == 1)) || ((((!(1 == a11) && a17 == 8) && 10 == a28) && a21 == 1) && a25 == 1)) || ((((!(1 == a11) && a28 == 9) && a17 == 8) && a19 == 1) && a21 == 1)) || (((!(a19 == 1) && !(8 == a28)) && !(a17 == 8)) && !(a28 == 11))) || ((((!(a19 == 1) && a28 == 7) && a21 == 1) && a25 <= 0) && a11 == 1)) || (((!(a19 == 1) && !(a25 == 1)) && !(a17 == 9)) && 8 == a28)) || ((((!(1 == a11) && a19 <= 0) && !(a25 == 1)) && a28 == 7) && a21 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 693.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.84 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2187.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.2 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 11.5 GB. * CodeCheck took 310230.68 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 876.4 MB in the beginning and 3.1 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 182.97 ms. Allocated memory is still 4.8 GB. Free memory was 3.1 GB in the beginning and 3.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...