./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/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 b49fd66662c490ea81dc99d4f21b657b1bc3f920 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 03:02:00,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 03:02:00,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 03:02:00,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 03:02:00,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 03:02:00,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 03:02:00,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 03:02:00,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 03:02:00,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 03:02:00,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 03:02:00,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 03:02:00,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 03:02:00,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 03:02:00,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 03:02:00,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 03:02:00,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 03:02:00,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 03:02:00,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 03:02:00,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 03:02:00,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 03:02:00,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 03:02:00,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 03:02:00,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 03:02:00,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 03:02:00,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 03:02:00,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 03:02:00,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 03:02:00,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 03:02:00,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 03:02:00,274 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 03:02:00,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 03:02:00,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 03:02:00,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 03:02:00,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 03:02:00,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 03:02:00,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 03:02:00,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 03:02:00,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 03:02:00,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 03:02:00,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 03:02:00,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 03:02:00,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 03:02:00,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 03:02:00,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 03:02:00,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 03:02:00,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 03:02:00,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 03:02:00,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 03:02:00,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 03:02:00,289 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 03:02:00,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 03:02:00,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 03:02:00,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 03:02:00,291 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 03:02:00,291 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 03:02:00,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 03:02:00,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 03:02:00,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 03:02:00,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 03:02:00,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 03:02:00,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 03:02:00,292 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 03:02:00,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 03:02:00,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 03:02:00,292 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_8d0ad937-aa46-4639-8f33-f6487f837f7e/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 -> b49fd66662c490ea81dc99d4f21b657b1bc3f920 [2019-12-01 03:02:00,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 03:02:00,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 03:02:00,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 03:02:00,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 03:02:00,403 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 03:02:00,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2019-12-01 03:02:00,443 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/data/ce014215e/f0aba0f4dde74494bad11abfd58ed79f/FLAG009739eba [2019-12-01 03:02:00,867 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 03:02:00,867 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2019-12-01 03:02:00,876 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/data/ce014215e/f0aba0f4dde74494bad11abfd58ed79f/FLAG009739eba [2019-12-01 03:02:01,212 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/data/ce014215e/f0aba0f4dde74494bad11abfd58ed79f [2019-12-01 03:02:01,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 03:02:01,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 03:02:01,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 03:02:01,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 03:02:01,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 03:02:01,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea5806a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01, skipping insertion in model container [2019-12-01 03:02:01,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 03:02:01,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 03:02:01,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 03:02:01,489 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 03:02:01,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 03:02:01,556 INFO L208 MainTranslator]: Completed translation [2019-12-01 03:02:01,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01 WrapperNode [2019-12-01 03:02:01,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 03:02:01,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 03:02:01,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 03:02:01,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 03:02:01,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 03:02:01,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 03:02:01,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 03:02:01,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 03:02:01,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... [2019-12-01 03:02:01,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 03:02:01,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 03:02:01,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 03:02:01,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 03:02:01,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 03:02:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 03:02:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 03:02:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 03:02:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 03:02:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 03:02:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 03:02:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 03:02:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 03:02:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 03:02:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 03:02:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 03:02:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 03:02:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 03:02:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 03:02:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 03:02:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 03:02:01,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 03:02:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 03:02:02,140 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 03:02:02,140 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-01 03:02:02,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:02 BoogieIcfgContainer [2019-12-01 03:02:02,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 03:02:02,142 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 03:02:02,142 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 03:02:02,148 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 03:02:02,149 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:02" (1/1) ... [2019-12-01 03:02:02,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 03:02:02,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-12-01 03:02:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-12-01 03:02:02,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 03:02:02,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:02,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:02,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-12-01 03:02:02,361 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-12-01 03:02:02,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 03:02:02,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:02,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:02,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:02,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-12-01 03:02:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-12-01 03:02:02,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 03:02:02,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2019-12-01 03:02:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2019-12-01 03:02:02,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 03:02:02,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:02,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 82 states and 127 transitions. [2019-12-01 03:02:02,889 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2019-12-01 03:02:02,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 03:02:02,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:02,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:02,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2019-12-01 03:02:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2019-12-01 03:02:02,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 03:02:02,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:02,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 84 states and 129 transitions. [2019-12-01 03:02:02,962 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2019-12-01 03:02:02,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 03:02:02,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2019-12-01 03:02:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2019-12-01 03:02:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 03:02:03,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:03,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:03,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2019-12-01 03:02:03,113 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2019-12-01 03:02:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 03:02:03,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 103 states and 171 transitions. [2019-12-01 03:02:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 171 transitions. [2019-12-01 03:02:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 03:02:03,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:03,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:03,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2019-12-01 03:02:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2019-12-01 03:02:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 03:02:03,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 112 states and 189 transitions. [2019-12-01 03:02:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2019-12-01 03:02:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 03:02:03,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:04,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 118 states and 198 transitions. [2019-12-01 03:02:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 198 transitions. [2019-12-01 03:02:04,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 03:02:04,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:04,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 121 states and 206 transitions. [2019-12-01 03:02:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 206 transitions. [2019-12-01 03:02:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 03:02:04,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 122 states and 207 transitions. [2019-12-01 03:02:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2019-12-01 03:02:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 03:02:04,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 127 states and 218 transitions. [2019-12-01 03:02:04,359 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 218 transitions. [2019-12-01 03:02:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 03:02:04,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 03:02:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 129 states and 220 transitions. [2019-12-01 03:02:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 220 transitions. [2019-12-01 03:02:04,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 03:02:04,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,444 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:04,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 239 transitions. [2019-12-01 03:02:04,639 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 239 transitions. [2019-12-01 03:02:04,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 03:02:04,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,656 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:04,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 240 transitions. [2019-12-01 03:02:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 240 transitions. [2019-12-01 03:02:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:02:04,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:04,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:04,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 236 transitions. [2019-12-01 03:02:04,693 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 236 transitions. [2019-12-01 03:02:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:02:04,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:04,919 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 03:02:05,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:05,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 142 states and 249 transitions. [2019-12-01 03:02:05,597 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 249 transitions. [2019-12-01 03:02:05,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 03:02:05,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:05,613 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:05,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 145 states and 256 transitions. [2019-12-01 03:02:05,962 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 256 transitions. [2019-12-01 03:02:05,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:02:05,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:05,985 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:06,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 155 states and 276 transitions. [2019-12-01 03:02:06,335 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 276 transitions. [2019-12-01 03:02:06,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 03:02:06,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:06,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:02:06,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 162 states and 288 transitions. [2019-12-01 03:02:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 288 transitions. [2019-12-01 03:02:06,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:02:06,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:06,577 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:06,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:06,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 165 states and 295 transitions. [2019-12-01 03:02:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 295 transitions. [2019-12-01 03:02:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:02:06,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:06,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 166 states and 296 transitions. [2019-12-01 03:02:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 296 transitions. [2019-12-01 03:02:06,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 03:02:06,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:06,770 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:02:06,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 168 states and 298 transitions. [2019-12-01 03:02:06,904 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 298 transitions. [2019-12-01 03:02:06,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:02:06,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:07,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 171 states and 306 transitions. [2019-12-01 03:02:07,195 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2019-12-01 03:02:07,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 03:02:07,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:07,209 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:07,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 172 states and 314 transitions. [2019-12-01 03:02:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 314 transitions. [2019-12-01 03:02:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 03:02:07,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 173 states and 314 transitions. [2019-12-01 03:02:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 314 transitions. [2019-12-01 03:02:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:02:07,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 174 states and 315 transitions. [2019-12-01 03:02:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 315 transitions. [2019-12-01 03:02:07,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:02:07,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:07,276 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:07,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 175 states and 316 transitions. [2019-12-01 03:02:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 316 transitions. [2019-12-01 03:02:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:02:07,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:07,316 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:02:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:07,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 176 states and 317 transitions. [2019-12-01 03:02:07,329 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 317 transitions. [2019-12-01 03:02:07,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:02:07,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:08,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:08,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 192 states and 366 transitions. [2019-12-01 03:02:08,919 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 366 transitions. [2019-12-01 03:02:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 03:02:08,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:08,942 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:09,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:09,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 194 states and 367 transitions. [2019-12-01 03:02:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 367 transitions. [2019-12-01 03:02:09,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:02:09,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:09,142 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:10,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:10,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 204 states and 383 transitions. [2019-12-01 03:02:10,225 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 383 transitions. [2019-12-01 03:02:10,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:02:10,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:10,242 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:10,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 206 states and 386 transitions. [2019-12-01 03:02:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 386 transitions. [2019-12-01 03:02:10,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:02:10,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 224 states and 433 transitions. [2019-12-01 03:02:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 433 transitions. [2019-12-01 03:02:12,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:02:12,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:12,025 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:12,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:12,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 225 states and 433 transitions. [2019-12-01 03:02:12,033 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 433 transitions. [2019-12-01 03:02:12,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:02:12,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:12,049 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:12,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 226 states and 434 transitions. [2019-12-01 03:02:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 434 transitions. [2019-12-01 03:02:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 03:02:12,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:12,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:12,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 227 states and 435 transitions. [2019-12-01 03:02:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 435 transitions. [2019-12-01 03:02:12,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:02:12,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:12,111 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:12,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:12,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 228 states and 436 transitions. [2019-12-01 03:02:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 436 transitions. [2019-12-01 03:02:12,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 03:02:12,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:02:12,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:12,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 229 states and 436 transitions. [2019-12-01 03:02:12,145 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 436 transitions. [2019-12-01 03:02:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 03:02:12,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:12,158 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 03:02:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:13,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 235 states and 447 transitions. [2019-12-01 03:02:13,605 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 447 transitions. [2019-12-01 03:02:13,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:02:13,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:13,620 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:13,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 236 states and 448 transitions. [2019-12-01 03:02:13,632 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 448 transitions. [2019-12-01 03:02:13,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 03:02:13,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:13,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 237 states and 449 transitions. [2019-12-01 03:02:13,661 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 449 transitions. [2019-12-01 03:02:13,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 03:02:13,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 03:02:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 239 states and 444 transitions. [2019-12-01 03:02:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 444 transitions. [2019-12-01 03:02:14,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 03:02:14,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:02:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:14,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 242 states and 448 transitions. [2019-12-01 03:02:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 448 transitions. [2019-12-01 03:02:14,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 03:02:14,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:14,380 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 03:02:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 246 states and 455 transitions. [2019-12-01 03:02:14,490 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 455 transitions. [2019-12-01 03:02:14,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 03:02:14,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:02:15,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:15,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 254 states and 469 transitions. [2019-12-01 03:02:15,837 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 469 transitions. [2019-12-01 03:02:15,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 03:02:15,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:15,850 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 03:02:15,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 255 states and 469 transitions. [2019-12-01 03:02:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 469 transitions. [2019-12-01 03:02:15,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:02:15,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:15,877 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 03:02:16,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:16,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 260 states and 479 transitions. [2019-12-01 03:02:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 479 transitions. [2019-12-01 03:02:16,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:02:16,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 03:02:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 258 states and 475 transitions. [2019-12-01 03:02:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 475 transitions. [2019-12-01 03:02:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 03:02:16,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:16,456 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 03:02:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:16,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 259 states and 478 transitions. [2019-12-01 03:02:16,688 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 478 transitions. [2019-12-01 03:02:16,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 03:02:16,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 03:02:18,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:18,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 261 states and 479 transitions. [2019-12-01 03:02:18,602 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 479 transitions. [2019-12-01 03:02:18,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:02:18,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:18,630 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 03:02:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 262 states and 479 transitions. [2019-12-01 03:02:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 479 transitions. [2019-12-01 03:02:18,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 03:02:18,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 03:02:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 264 states and 482 transitions. [2019-12-01 03:02:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 482 transitions. [2019-12-01 03:02:18,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:02:18,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 03:02:18,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 266 states and 484 transitions. [2019-12-01 03:02:18,725 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 484 transitions. [2019-12-01 03:02:18,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:02:18,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 03:02:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 264 states and 480 transitions. [2019-12-01 03:02:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 480 transitions. [2019-12-01 03:02:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:02:18,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:02:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 270 states and 492 transitions. [2019-12-01 03:02:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 492 transitions. [2019-12-01 03:02:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:02:18,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:18,957 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:02:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:18,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 271 states and 492 transitions. [2019-12-01 03:02:18,971 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 492 transitions. [2019-12-01 03:02:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 03:02:18,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 03:02:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:19,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 272 states and 492 transitions. [2019-12-01 03:02:19,001 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 492 transitions. [2019-12-01 03:02:19,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 03:02:19,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:19,016 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 03:02:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:19,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 272 states and 491 transitions. [2019-12-01 03:02:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 491 transitions. [2019-12-01 03:02:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:02:19,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:19,063 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 03:02:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:19,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 274 states and 494 transitions. [2019-12-01 03:02:19,082 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 494 transitions. [2019-12-01 03:02:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-01 03:02:19,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 03:02:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 265 states and 477 transitions. [2019-12-01 03:02:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 477 transitions. [2019-12-01 03:02:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 03:02:19,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:19,231 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 03:02:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 267 states and 478 transitions. [2019-12-01 03:02:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 478 transitions. [2019-12-01 03:02:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 03:02:19,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 03:02:19,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 269 states and 479 transitions. [2019-12-01 03:02:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 479 transitions. [2019-12-01 03:02:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:02:19,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:19,938 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 03:02:19,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:19,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 261 states and 462 transitions. [2019-12-01 03:02:19,962 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 462 transitions. [2019-12-01 03:02:19,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 03:02:19,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 03:02:20,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 262 states and 463 transitions. [2019-12-01 03:02:20,009 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 463 transitions. [2019-12-01 03:02:20,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 03:02:20,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 03:02:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:20,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 249 states and 440 transitions. [2019-12-01 03:02:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 440 transitions. [2019-12-01 03:02:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:02:20,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:02:20,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:20,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 254 states and 452 transitions. [2019-12-01 03:02:20,347 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 452 transitions. [2019-12-01 03:02:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 03:02:20,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:02:21,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:21,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 262 states and 471 transitions. [2019-12-01 03:02:21,136 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 471 transitions. [2019-12-01 03:02:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 03:02:21,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:21,155 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:02:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 263 states and 472 transitions. [2019-12-01 03:02:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 472 transitions. [2019-12-01 03:02:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 03:02:21,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:21,184 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 03:02:21,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:21,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 265 states and 473 transitions. [2019-12-01 03:02:21,478 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 473 transitions. [2019-12-01 03:02:21,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 03:02:21,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 03:02:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 266 states and 474 transitions. [2019-12-01 03:02:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 474 transitions. [2019-12-01 03:02:21,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 03:02:21,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:21,544 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 03:02:21,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:21,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 268 states and 475 transitions. [2019-12-01 03:02:21,828 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 475 transitions. [2019-12-01 03:02:21,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 03:02:21,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 03:02:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 03:02:21,853 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-12-01 03:02:22,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 03:02:22,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 148 states and 218 transitions. [2019-12-01 03:02:22,942 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 218 transitions. [2019-12-01 03:02:22,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 03:02:22,943 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 77 iterations. [2019-12-01 03:02:22,949 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 03:02:23,259 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,263 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-12-01 03:02:23,266 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,266 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,267 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 03:02:23,268 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2019-12-01 03:02:23,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 03:02:23 ImpRootNode [2019-12-01 03:02:23,268 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 03:02:23,269 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 03:02:23,269 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 03:02:23,269 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 03:02:23,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:02" (3/4) ... [2019-12-01 03:02:23,271 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 03:02:23,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-01 03:02:23,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-01 03:02:23,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 03:02:23,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 03:02:23,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 03:02:23,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-01 03:02:23,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 03:02:23,280 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2019-12-01 03:02:23,280 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-12-01 03:02:23,281 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-01 03:02:23,281 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 03:02:23,281 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 03:02:23,281 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 03:02:23,282 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 03:02:23,300 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-12-01 03:02:23,300 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0 == methaneLevelCritical && !(0 == systemActive)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) [2019-12-01 03:02:23,300 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || tmp == methaneLevelCritical) || 0 == systemActive) || !(pumpRunning == 0) [2019-12-01 03:02:23,324 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8d0ad937-aa46-4639-8f33-f6487f837f7e/bin/ukojak/witness.graphml [2019-12-01 03:02:23,324 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 03:02:23,325 INFO L168 Benchmark]: Toolchain (without parser) took 22109.43 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 435.2 MB). Free memory was 943.6 MB in the beginning and 1.0 GB in the end (delta: -71.7 MB). Peak memory consumption was 363.4 MB. Max. memory is 11.5 GB. [2019-12-01 03:02:23,325 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 03:02:23,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -141.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-01 03:02:23,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 03:02:23,326 INFO L168 Benchmark]: Boogie Preprocessor took 24.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 03:02:23,326 INFO L168 Benchmark]: RCFGBuilder took 520.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2019-12-01 03:02:23,326 INFO L168 Benchmark]: CodeCheck took 21126.88 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 338.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -10.8 MB). Peak memory consumption was 327.4 MB. Max. memory is 11.5 GB. [2019-12-01 03:02:23,327 INFO L168 Benchmark]: Witness Printer took 55.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. [2019-12-01 03:02:23,328 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 8 procedures, 54 locations, 1 error locations. Result: SAFE, OverallTime: 20.7s, OverallIterations: 77, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1678787104 SDtfs, 159234118 SDslu, -147372928 SDs, 0 SdLazy, -1608412566 SolverSat, -148948764 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39280 GetRequests, 38477 SyntacticMatches, 411 SemanticMatches, 392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70647 ImplicationChecksByTransitivity, 17.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 3654 NumberOfCodeBlocks, 3654 NumberOfCodeBlocksAsserted, 76 NumberOfCheckSat, 3578 ConstructedInterpolants, 0 QuantifiedInterpolants, 405807 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 76 InterpolantComputations, 51 PerfectInterpolantSequences, 1583/1784 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: 82]: 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: 759]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || tmp == methaneLevelCritical) || 0 == systemActive) || !(pumpRunning == 0) - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && !(0 == systemActive)) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || !(pumpRunning == 0) - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 340.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -141.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 520.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * CodeCheck took 21126.88 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 338.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -10.8 MB). Peak memory consumption was 327.4 MB. Max. memory is 11.5 GB. * Witness Printer took 55.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...