./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/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 426d9f957077f660214567f7d0d5aaa1a30c29c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:04:08,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:04:08,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:04:08,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:04:08,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:04:08,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:04:08,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:04:08,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:04:08,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:04:08,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:04:08,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:04:08,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:04:08,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:04:08,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:04:08,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:04:08,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:04:08,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:04:08,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:04:08,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:04:08,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:04:08,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:04:08,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:04:08,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:04:08,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:04:08,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:04:08,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:04:08,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:04:08,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:04:08,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:04:08,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:04:08,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:04:08,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:04:08,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:04:08,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:04:08,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:04:08,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:04:08,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:04:08,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:04:08,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:04:08,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:04:08,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:04:08,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 10:04:08,376 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:04:08,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:04:08,377 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 10:04:08,377 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 10:04:08,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:04:08,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:04:08,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:04:08,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:04:08,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:04:08,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:04:08,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:04:08,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:04:08,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:04:08,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:04:08,380 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:04:08,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:04:08,381 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:04:08,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:04:08,381 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 10:04:08,381 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 10:04:08,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:04:08,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:04:08,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:04:08,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:04:08,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:04:08,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:04:08,383 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 10:04:08,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:04:08,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:04:08,384 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_7d6a3ec2-865e-4583-9384-8684644a060d/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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2019-11-20 10:04:08,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:04:08,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:04:08,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:04:08,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:04:08,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:04:08,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2019-11-20 10:04:08,717 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/data/997eb0d05/fad1099247aa4f2ba6f8a2ec3ba6c7d9/FLAG0810f6878 [2019-11-20 10:04:09,271 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:04:09,272 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2019-11-20 10:04:09,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/data/997eb0d05/fad1099247aa4f2ba6f8a2ec3ba6c7d9/FLAG0810f6878 [2019-11-20 10:04:09,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/data/997eb0d05/fad1099247aa4f2ba6f8a2ec3ba6c7d9 [2019-11-20 10:04:09,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:04:09,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:04:09,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:04:09,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:04:09,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:04:09,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:04:09" (1/1) ... [2019-11-20 10:04:09,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452de228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:09, skipping insertion in model container [2019-11-20 10:04:09,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:04:09" (1/1) ... [2019-11-20 10:04:09,577 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:04:09,625 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:04:10,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:04:10,249 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:04:10,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:04:10,387 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:04:10,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10 WrapperNode [2019-11-20 10:04:10,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:04:10,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:04:10,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:04:10,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:04:10,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:04:10,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:04:10,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:04:10,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:04:10,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... [2019-11-20 10:04:10,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:04:10,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:04:10,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:04:10,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:04:10,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:04:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:04:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:04:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 10:04:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 10:04:10,659 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 10:04:10,659 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 10:04:10,660 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 10:04:10,660 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 10:04:10,660 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 10:04:10,660 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 10:04:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-20 10:04:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-20 10:04:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 10:04:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 10:04:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 10:04:10,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:04:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:04:11,896 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:04:11,896 INFO L285 CfgBuilder]: Removed 42 assume(true) statements. [2019-11-20 10:04:11,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:04:11 BoogieIcfgContainer [2019-11-20 10:04:11,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:04:11,898 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 10:04:11,898 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 10:04:11,911 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 10:04:11,911 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:04:11" (1/1) ... [2019-11-20 10:04:11,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:04:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:11,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2019-11-20 10:04:11,964 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2019-11-20 10:04:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 10:04:11,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-11-20 10:04:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-11-20 10:04:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 10:04:12,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:12,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2019-11-20 10:04:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2019-11-20 10:04:12,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 10:04:12,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:12,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:13,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2019-11-20 10:04:13,052 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2019-11-20 10:04:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 10:04:13,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2019-11-20 10:04:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2019-11-20 10:04:14,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 10:04:14,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:15,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 82 states and 132 transitions. [2019-11-20 10:04:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 132 transitions. [2019-11-20 10:04:15,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 10:04:15,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:04:16,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 87 states and 139 transitions. [2019-11-20 10:04:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2019-11-20 10:04:16,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 10:04:16,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:17,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:19,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 168 transitions. [2019-11-20 10:04:19,718 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 168 transitions. [2019-11-20 10:04:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 10:04:19,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:20,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 108 states and 188 transitions. [2019-11-20 10:04:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 188 transitions. [2019-11-20 10:04:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 10:04:20,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:20,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:20,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 109 states and 191 transitions. [2019-11-20 10:04:20,606 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 191 transitions. [2019-11-20 10:04:20,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 10:04:20,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:20,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 110 states and 192 transitions. [2019-11-20 10:04:20,797 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 192 transitions. [2019-11-20 10:04:20,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 10:04:20,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:20,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 10:04:21,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:21,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 111 states and 193 transitions. [2019-11-20 10:04:21,007 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 193 transitions. [2019-11-20 10:04:21,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 10:04:21,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 10:04:23,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 116 states and 199 transitions. [2019-11-20 10:04:23,317 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 199 transitions. [2019-11-20 10:04:23,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 10:04:23,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:24,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:24,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 122 states and 213 transitions. [2019-11-20 10:04:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 213 transitions. [2019-11-20 10:04:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 10:04:24,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:24,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 123 states and 214 transitions. [2019-11-20 10:04:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 214 transitions. [2019-11-20 10:04:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 10:04:24,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:24,918 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 138 states and 269 transitions. [2019-11-20 10:04:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2019-11-20 10:04:27,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 10:04:27,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:27,310 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:27,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 270 transitions. [2019-11-20 10:04:27,769 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 270 transitions. [2019-11-20 10:04:27,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 10:04:27,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:28,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:28,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 144 states and 280 transitions. [2019-11-20 10:04:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 280 transitions. [2019-11-20 10:04:28,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 10:04:28,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:28,933 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 145 states and 281 transitions. [2019-11-20 10:04:28,968 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 281 transitions. [2019-11-20 10:04:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 10:04:28,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:29,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 146 states and 288 transitions. [2019-11-20 10:04:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2019-11-20 10:04:29,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 10:04:29,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:29,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:29,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 150 states and 298 transitions. [2019-11-20 10:04:29,840 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 298 transitions. [2019-11-20 10:04:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 10:04:29,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:30,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:30,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 151 states and 299 transitions. [2019-11-20 10:04:30,337 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 299 transitions. [2019-11-20 10:04:30,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 10:04:30,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:30,374 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:30,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:30,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 153 states and 302 transitions. [2019-11-20 10:04:30,653 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2019-11-20 10:04:30,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 10:04:30,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:30,691 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 155 states and 303 transitions. [2019-11-20 10:04:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 303 transitions. [2019-11-20 10:04:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 10:04:31,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:31,593 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:04:36,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 169 states and 363 transitions. [2019-11-20 10:04:36,587 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 363 transitions. [2019-11-20 10:04:36,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 10:04:36,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:36,650 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:04:38,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 173 states and 368 transitions. [2019-11-20 10:04:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 368 transitions. [2019-11-20 10:04:38,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 10:04:38,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:39,033 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:43,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 179 states and 388 transitions. [2019-11-20 10:04:43,018 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 388 transitions. [2019-11-20 10:04:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 10:04:43,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:43,396 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:04:48,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:48,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 186 states and 421 transitions. [2019-11-20 10:04:48,188 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 421 transitions. [2019-11-20 10:04:48,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 10:04:48,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:48,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:48,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 186 states and 420 transitions. [2019-11-20 10:04:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 420 transitions. [2019-11-20 10:04:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 10:04:48,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:49,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:04:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:49,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 188 states and 425 transitions. [2019-11-20 10:04:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 425 transitions. [2019-11-20 10:04:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 10:04:49,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:50,034 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:04:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 190 states and 429 transitions. [2019-11-20 10:04:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 429 transitions. [2019-11-20 10:04:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 10:04:51,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:51,097 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 10:04:52,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 193 states and 433 transitions. [2019-11-20 10:04:52,434 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 433 transitions. [2019-11-20 10:04:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 10:04:52,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:52,471 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:04:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:52,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 194 states and 434 transitions. [2019-11-20 10:04:52,554 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 434 transitions. [2019-11-20 10:04:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 10:04:52,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 10:04:59,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:04:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 204 states and 475 transitions. [2019-11-20 10:04:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 475 transitions. [2019-11-20 10:04:59,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 10:04:59,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:04:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:04:59,446 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 10:05:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 205 states and 476 transitions. [2019-11-20 10:05:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 476 transitions. [2019-11-20 10:05:00,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 10:05:00,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:05:00,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:00,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 206 states and 479 transitions. [2019-11-20 10:05:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 479 transitions. [2019-11-20 10:05:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 10:05:00,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:00,928 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:05:02,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 210 states and 489 transitions. [2019-11-20 10:05:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 489 transitions. [2019-11-20 10:05:02,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 10:05:02,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:05:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:03,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 212 states and 492 transitions. [2019-11-20 10:05:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 492 transitions. [2019-11-20 10:05:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 10:05:03,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:03,655 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:05:04,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 214 states and 493 transitions. [2019-11-20 10:05:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 493 transitions. [2019-11-20 10:05:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 10:05:04,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:05:10,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:10,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 218 states and 513 transitions. [2019-11-20 10:05:10,006 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 513 transitions. [2019-11-20 10:05:10,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 10:05:10,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:05:11,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 220 states and 516 transitions. [2019-11-20 10:05:11,633 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 516 transitions. [2019-11-20 10:05:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 10:05:11,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 10:05:12,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 221 states and 517 transitions. [2019-11-20 10:05:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 517 transitions. [2019-11-20 10:05:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 10:05:12,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:05:15,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:15,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 226 states and 535 transitions. [2019-11-20 10:05:15,440 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 535 transitions. [2019-11-20 10:05:15,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 10:05:15,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:05:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 228 states and 541 transitions. [2019-11-20 10:05:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 541 transitions. [2019-11-20 10:05:16,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 10:05:16,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:17,346 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 10:05:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 231 states and 546 transitions. [2019-11-20 10:05:19,665 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 546 transitions. [2019-11-20 10:05:19,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 10:05:19,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:05:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:20,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 232 states and 547 transitions. [2019-11-20 10:05:20,455 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 547 transitions. [2019-11-20 10:05:20,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 10:05:20,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 10:05:26,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:26,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 237 states and 565 transitions. [2019-11-20 10:05:26,546 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 565 transitions. [2019-11-20 10:05:26,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 10:05:26,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:26,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:05:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 240 states and 572 transitions. [2019-11-20 10:05:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 572 transitions. [2019-11-20 10:05:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 10:05:29,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:30,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:30,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 243 states and 582 transitions. [2019-11-20 10:05:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 582 transitions. [2019-11-20 10:05:30,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 10:05:30,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:31,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 243 states and 581 transitions. [2019-11-20 10:05:31,275 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 581 transitions. [2019-11-20 10:05:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 10:05:31,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:31,378 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 10:05:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 246 states and 583 transitions. [2019-11-20 10:05:34,912 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 583 transitions. [2019-11-20 10:05:34,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 10:05:34,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 10:05:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:37,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 248 states and 574 transitions. [2019-11-20 10:05:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 574 transitions. [2019-11-20 10:05:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 10:05:37,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:05:38,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 249 states and 575 transitions. [2019-11-20 10:05:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 575 transitions. [2019-11-20 10:05:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 10:05:38,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:38,791 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 10:05:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 254 states and 586 transitions. [2019-11-20 10:05:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 586 transitions. [2019-11-20 10:05:43,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 10:05:43,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 10:05:44,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 255 states and 587 transitions. [2019-11-20 10:05:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 587 transitions. [2019-11-20 10:05:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 10:05:44,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:47,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:47,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 258 states and 598 transitions. [2019-11-20 10:05:47,316 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 598 transitions. [2019-11-20 10:05:47,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 10:05:47,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:48,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 262 states and 609 transitions. [2019-11-20 10:05:48,333 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 609 transitions. [2019-11-20 10:05:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 10:05:48,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:48,366 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:48,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 258 states and 597 transitions. [2019-11-20 10:05:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 597 transitions. [2019-11-20 10:05:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 10:05:48,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:49,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 259 states and 598 transitions. [2019-11-20 10:05:49,557 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 598 transitions. [2019-11-20 10:05:49,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 10:05:49,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:50,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:50,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 259 states and 597 transitions. [2019-11-20 10:05:50,796 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 597 transitions. [2019-11-20 10:05:50,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 10:05:50,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:50,829 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:50,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 255 states and 588 transitions. [2019-11-20 10:05:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 588 transitions. [2019-11-20 10:05:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 10:05:50,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:52,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 258 states and 594 transitions. [2019-11-20 10:05:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 594 transitions. [2019-11-20 10:05:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 10:05:52,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:53,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 260 states and 598 transitions. [2019-11-20 10:05:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 598 transitions. [2019-11-20 10:05:53,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 10:05:53,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:54,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:54,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 262 states and 601 transitions. [2019-11-20 10:05:54,529 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 601 transitions. [2019-11-20 10:05:54,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 10:05:54,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:54,560 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:55,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:55,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 263 states and 602 transitions. [2019-11-20 10:05:55,474 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 602 transitions. [2019-11-20 10:05:55,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 10:05:55,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:55,505 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:56,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 264 states and 603 transitions. [2019-11-20 10:05:56,624 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 603 transitions. [2019-11-20 10:05:56,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 10:05:56,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 10:05:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:58,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 265 states and 602 transitions. [2019-11-20 10:05:58,299 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 602 transitions. [2019-11-20 10:05:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 10:05:58,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:58,331 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:05:58,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:58,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 261 states and 593 transitions. [2019-11-20 10:05:58,410 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 593 transitions. [2019-11-20 10:05:58,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 10:05:58,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:58,445 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 10:05:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:59,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 262 states and 594 transitions. [2019-11-20 10:05:59,376 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 594 transitions. [2019-11-20 10:05:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 10:05:59,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 10:05:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:59,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 258 states and 584 transitions. [2019-11-20 10:05:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 584 transitions. [2019-11-20 10:05:59,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 10:05:59,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:59,515 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 10:05:59,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:05:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 258 states and 580 transitions. [2019-11-20 10:05:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 580 transitions. [2019-11-20 10:05:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 10:05:59,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:05:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:05:59,657 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 10:06:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 260 states and 583 transitions. [2019-11-20 10:06:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 583 transitions. [2019-11-20 10:06:00,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 10:06:00,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 10:06:02,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 261 states and 583 transitions. [2019-11-20 10:06:02,394 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 583 transitions. [2019-11-20 10:06:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:02,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:02,433 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 270 states and 629 transitions. [2019-11-20 10:06:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 629 transitions. [2019-11-20 10:06:07,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:07,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:07,376 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:08,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 272 states and 643 transitions. [2019-11-20 10:06:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 643 transitions. [2019-11-20 10:06:08,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:08,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 274 states and 653 transitions. [2019-11-20 10:06:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 653 transitions. [2019-11-20 10:06:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:09,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:09,452 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:10,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 276 states and 663 transitions. [2019-11-20 10:06:10,319 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 663 transitions. [2019-11-20 10:06:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:10,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:10,356 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:11,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 278 states and 672 transitions. [2019-11-20 10:06:11,313 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 672 transitions. [2019-11-20 10:06:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 10:06:11,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 10:06:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 280 states and 676 transitions. [2019-11-20 10:06:12,212 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 676 transitions. [2019-11-20 10:06:12,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 10:06:12,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:15,397 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 10:06:27,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:27,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 291 states and 707 transitions. [2019-11-20 10:06:27,090 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 707 transitions. [2019-11-20 10:06:27,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 10:06:27,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 10:06:32,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 296 states and 706 transitions. [2019-11-20 10:06:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 706 transitions. [2019-11-20 10:06:32,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:32,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:32,276 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:33,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 298 states and 722 transitions. [2019-11-20 10:06:33,404 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 722 transitions. [2019-11-20 10:06:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:33,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:33,442 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:34,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 295 states and 714 transitions. [2019-11-20 10:06:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 714 transitions. [2019-11-20 10:06:34,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 10:06:34,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 10:06:35,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:35,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 297 states and 717 transitions. [2019-11-20 10:06:35,369 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 717 transitions. [2019-11-20 10:06:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 10:06:35,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 10:06:38,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:38,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 303 states and 731 transitions. [2019-11-20 10:06:38,480 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 731 transitions. [2019-11-20 10:06:38,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 10:06:38,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:38,508 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 10:06:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:39,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 305 states and 732 transitions. [2019-11-20 10:06:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 732 transitions. [2019-11-20 10:06:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 10:06:39,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 10:06:41,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:41,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 308 states and 735 transitions. [2019-11-20 10:06:41,730 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 735 transitions. [2019-11-20 10:06:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 10:06:41,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 10:06:44,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:44,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 309 states and 738 transitions. [2019-11-20 10:06:44,889 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 738 transitions. [2019-11-20 10:06:44,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 10:06:44,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 10:06:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:48,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 310 states and 740 transitions. [2019-11-20 10:06:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 740 transitions. [2019-11-20 10:06:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 10:06:48,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:48,030 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 10:06:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 310 states and 738 transitions. [2019-11-20 10:06:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 738 transitions. [2019-11-20 10:06:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 10:06:49,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 10:06:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:52,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 284 states and 615 transitions. [2019-11-20 10:06:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 615 transitions. [2019-11-20 10:06:52,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 10:06:52,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:52,332 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 10:06:53,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 287 states and 621 transitions. [2019-11-20 10:06:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 621 transitions. [2019-11-20 10:06:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 10:06:53,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 10:06:53,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:53,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 287 states and 620 transitions. [2019-11-20 10:06:53,589 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 620 transitions. [2019-11-20 10:06:53,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 10:06:53,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:53,622 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 10:06:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 281 states and 608 transitions. [2019-11-20 10:06:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 608 transitions. [2019-11-20 10:06:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 10:06:54,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:54,792 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 10:06:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 279 states and 603 transitions. [2019-11-20 10:06:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 603 transitions. [2019-11-20 10:06:54,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 10:06:54,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 10:06:54,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:54,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 276 states and 593 transitions. [2019-11-20 10:06:54,958 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 593 transitions. [2019-11-20 10:06:54,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 10:06:54,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 10:06:55,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 272 states and 581 transitions. [2019-11-20 10:06:55,040 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 581 transitions. [2019-11-20 10:06:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 10:06:55,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:06:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:06:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 10:06:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:06:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 217 states and 412 transitions. [2019-11-20 10:06:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 412 transitions. [2019-11-20 10:06:55,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 10:06:55,262 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 98 iterations. [2019-11-20 10:06:55,273 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 10:06:55,401 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-11-20 10:06:55,524 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 15 [2019-11-20 10:06:55,715 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2019-11-20 10:06:56,395 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2019-11-20 10:06:56,598 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-11-20 10:06:56,840 INFO L569 CodeCheckObserver]: Invariant with dag size 30 [2019-11-20 10:06:56,857 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 10:06:56,858 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,859 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,859 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,859 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,859 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,860 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,860 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 10:06:56,860 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,860 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,861 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,861 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:06:56,861 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-20 10:06:56,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 10:06:56 ImpRootNode [2019-11-20 10:06:56,862 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 10:06:56,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:06:56,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:06:56,863 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:06:56,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:04:11" (3/4) ... [2019-11-20 10:06:56,867 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 10:06:56,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 10:06:56,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 10:06:56,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 10:06:56,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 10:06:56,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 10:06:56,876 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2019-11-20 10:06:56,884 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-11-20 10:06:56,885 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-20 10:06:56,886 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-11-20 10:06:56,887 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 10:06:56,887 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 10:06:56,888 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 10:06:56,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == switchedOnBeforeTS && 2 <= waterLevel) && pumpRunning == 0) || ((!(waterLevel <= \old(waterLevel) && \old(waterLevel) <= waterLevel) && 1 == waterLevel) && pumpRunning == 0)) || (!(1 == waterLevel) && !((2 <= waterLevel && waterLevel <= 2) || !(pumpRunning == 0)))) || ((1 == waterLevel && pumpRunning == 0) && !(0 == systemActive))) || (pumpRunning == switchedOnBeforeTS && !(0 == systemActive)) [2019-11-20 10:06:56,975 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7d6a3ec2-865e-4583-9384-8684644a060d/bin/ukojak/witness.graphml [2019-11-20 10:06:56,975 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:06:56,977 INFO L168 Benchmark]: Toolchain (without parser) took 167419.71 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 950.1 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 140.8 MB. Max. memory is 11.5 GB. [2019-11-20 10:06:56,977 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:06:56,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 829.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -205.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-20 10:06:56,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:06:56,979 INFO L168 Benchmark]: Boogie Preprocessor took 70.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:06:56,979 INFO L168 Benchmark]: RCFGBuilder took 1335.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-11-20 10:06:56,980 INFO L168 Benchmark]: CodeCheck took 164964.01 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 974.1 MB). Free memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: -895.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-11-20 10:06:56,980 INFO L168 Benchmark]: Witness Printer took 112.91 ms. Allocated memory is still 2.2 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. [2019-11-20 10:06:56,983 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 7 procedures, 49 locations, 1 error locations. Result: SAFE, OverallTime: 163.3s, OverallIterations: 98, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1780408264 SDtfs, 1768232376 SDslu, -1952585288 SDs, 0 SdLazy, -872699140 SolverSat, -301521864 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 253.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79487 GetRequests, 77795 SyntacticMatches, 854 SemanticMatches, 838 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355913 ImplicationChecksByTransitivity, 150.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 14.3s InterpolantComputationTime, 5487 NumberOfCodeBlocks, 5487 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 5390 ConstructedInterpolants, 0 QuantifiedInterpolants, 659089 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 97 InterpolantComputations, 69 PerfectInterpolantSequences, 3521/3642 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: 44]: 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: 770]: Loop Invariant Derived loop invariant: (((((pumpRunning == switchedOnBeforeTS && 2 <= waterLevel) && pumpRunning == 0) || ((!(waterLevel <= \old(waterLevel) && \old(waterLevel) <= waterLevel) && 1 == waterLevel) && pumpRunning == 0)) || (!(1 == waterLevel) && !((2 <= waterLevel && waterLevel <= 2) || !(pumpRunning == 0)))) || ((1 == waterLevel && pumpRunning == 0) && !(0 == systemActive))) || (pumpRunning == switchedOnBeforeTS && !(0 == systemActive)) - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: pumpRunning == switchedOnBeforeTS - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 == waterLevel && pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 829.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -205.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1335.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 164964.01 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 974.1 MB). Free memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: -895.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 112.91 ms. Allocated memory is still 2.2 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...