./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label53.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 118bd5ad7c98f835d1156af44127e433408f620e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:01:34,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:01:34,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:01:34,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:01:34,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:01:34,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:01:34,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:01:34,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:01:34,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:01:34,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:01:34,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:01:34,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:01:34,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:01:34,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:01:34,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:01:34,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:01:34,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:01:34,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:01:34,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:01:34,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:01:34,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:01:34,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:01:34,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:01:35,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:01:35,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:01:35,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:01:35,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:01:35,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:01:35,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:01:35,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:01:35,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:01:35,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:01:35,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:01:35,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:01:35,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:01:35,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:01:35,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:01:35,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:01:35,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:01:35,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:01:35,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:01:35,036 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:01:35,088 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:01:35,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:01:35,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:01:35,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:01:35,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:01:35,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:01:35,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:01:35,093 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:01:35,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:01:35,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:01:35,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:01:35,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:01:35,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:01:35,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:01:35,096 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:01:35,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:01:35,097 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:01:35,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:01:35,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:01:35,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:01:35,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:01:35,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:01:35,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:01:35,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:01:35,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:01:35,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:01:35,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:01:35,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:01:35,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:01:35,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 118bd5ad7c98f835d1156af44127e433408f620e [2020-12-01 18:01:35,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:01:35,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:01:35,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:01:35,491 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:01:35,492 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:01:35,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label53.c [2020-12-01 18:01:35,599 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/data/7f7d38dbb/058fb01215624e5c946b6f3e6b3b4a6b/FLAGd64c78dac [2020-12-01 18:01:36,300 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:01:36,300 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/sv-benchmarks/c/eca-rers2012/Problem02_label53.c [2020-12-01 18:01:36,316 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/data/7f7d38dbb/058fb01215624e5c946b6f3e6b3b4a6b/FLAGd64c78dac [2020-12-01 18:01:36,522 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/data/7f7d38dbb/058fb01215624e5c946b6f3e6b3b4a6b [2020-12-01 18:01:36,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:01:36,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:01:36,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:36,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:01:36,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:01:36,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:36" (1/1) ... [2020-12-01 18:01:36,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a39ed83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:36, skipping insertion in model container [2020-12-01 18:01:36,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:36" (1/1) ... [2020-12-01 18:01:36,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:01:36,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:01:37,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:01:37,212 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:01:37,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:01:37,479 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:01:37,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37 WrapperNode [2020-12-01 18:01:37,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:01:37,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:01:37,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:01:37,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:01:37,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:01:37,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:01:37,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:01:37,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:01:37,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... [2020-12-01 18:01:37,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:01:37,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:01:37,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:01:37,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:01:37,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/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 [2020-12-01 18:01:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:01:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:01:37,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:01:37,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:01:40,667 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:01:40,668 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 18:01:40,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:01:40 BoogieIcfgContainer [2020-12-01 18:01:40,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:01:40,674 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:01:40,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:01:40,686 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:01:40,686 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:01:40" (1/1) ... [2020-12-01 18:01:40,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:01:40,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2020-12-01 18:01:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2020-12-01 18:01:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 18:01:40,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:41,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:42,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 300 transitions. [2020-12-01 18:01:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2020-12-01 18:01:42,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 18:01:42,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:42,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 166 states and 305 transitions. [2020-12-01 18:01:42,273 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2020-12-01 18:01:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 18:01:42,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 246 states and 424 transitions. [2020-12-01 18:01:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 424 transitions. [2020-12-01 18:01:43,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 18:01:43,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:43,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 251 states and 433 transitions. [2020-12-01 18:01:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 433 transitions. [2020-12-01 18:01:43,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 18:01:43,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:44,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:44,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 254 states and 438 transitions. [2020-12-01 18:01:44,389 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 438 transitions. [2020-12-01 18:01:44,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-01 18:01:44,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:44,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:44,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 258 states and 445 transitions. [2020-12-01 18:01:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 445 transitions. [2020-12-01 18:01:44,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-01 18:01:44,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:44,935 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:45,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 261 states and 451 transitions. [2020-12-01 18:01:45,081 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 451 transitions. [2020-12-01 18:01:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-01 18:01:45,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:45,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 340 states and 532 transitions. [2020-12-01 18:01:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 532 transitions. [2020-12-01 18:01:46,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 18:01:46,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:46,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:46,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 346 states and 542 transitions. [2020-12-01 18:01:46,758 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 542 transitions. [2020-12-01 18:01:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 18:01:46,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:47,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 350 states and 547 transitions. [2020-12-01 18:01:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 547 transitions. [2020-12-01 18:01:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 18:01:47,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:47,192 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:47,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:47,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 353 states and 551 transitions. [2020-12-01 18:01:47,339 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 551 transitions. [2020-12-01 18:01:47,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 18:01:47,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:47,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:47,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 356 states and 556 transitions. [2020-12-01 18:01:47,742 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 556 transitions. [2020-12-01 18:01:47,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 18:01:47,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:47,801 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:47,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 357 states and 556 transitions. [2020-12-01 18:01:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 556 transitions. [2020-12-01 18:01:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 18:01:47,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:48,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:48,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 366 states and 571 transitions. [2020-12-01 18:01:48,774 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 571 transitions. [2020-12-01 18:01:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 18:01:48,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:48,815 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 369 states and 574 transitions. [2020-12-01 18:01:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 574 transitions. [2020-12-01 18:01:48,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:01:48,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:01:49,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 379 states and 589 transitions. [2020-12-01 18:01:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 589 transitions. [2020-12-01 18:01:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:01:49,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:49,775 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:01:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:50,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 385 states and 598 transitions. [2020-12-01 18:01:50,380 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 598 transitions. [2020-12-01 18:01:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:01:50,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:01:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 386 states and 598 transitions. [2020-12-01 18:01:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 598 transitions. [2020-12-01 18:01:50,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:01:50,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:50,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:50,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 388 states and 600 transitions. [2020-12-01 18:01:50,763 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 600 transitions. [2020-12-01 18:01:50,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:01:50,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:50,796 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:50,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 393 states and 605 transitions. [2020-12-01 18:01:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 605 transitions. [2020-12-01 18:01:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 18:01:50,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:01:50,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:50,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 396 states and 608 transitions. [2020-12-01 18:01:50,932 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 608 transitions. [2020-12-01 18:01:50,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 18:01:50,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:50,975 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 398 states and 610 transitions. [2020-12-01 18:01:51,002 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 610 transitions. [2020-12-01 18:01:51,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:01:51,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:01:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 400 states and 612 transitions. [2020-12-01 18:01:51,098 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 612 transitions. [2020-12-01 18:01:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:01:51,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,148 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 405 states and 617 transitions. [2020-12-01 18:01:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 617 transitions. [2020-12-01 18:01:51,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 18:01:51,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,241 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:51,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 409 states and 621 transitions. [2020-12-01 18:01:51,289 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 621 transitions. [2020-12-01 18:01:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 18:01:51,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 411 states and 623 transitions. [2020-12-01 18:01:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 623 transitions. [2020-12-01 18:01:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 18:01:51,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 412 states and 624 transitions. [2020-12-01 18:01:51,423 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 624 transitions. [2020-12-01 18:01:51,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 18:01:51,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:51,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 429 states and 641 transitions. [2020-12-01 18:01:51,718 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 641 transitions. [2020-12-01 18:01:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 18:01:51,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,764 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:51,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 430 states and 642 transitions. [2020-12-01 18:01:51,790 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 642 transitions. [2020-12-01 18:01:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:01:51,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,833 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:51,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:51,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 431 states and 643 transitions. [2020-12-01 18:01:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 643 transitions. [2020-12-01 18:01:51,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:01:51,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:52,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:52,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 454 states and 668 transitions. [2020-12-01 18:01:52,314 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 668 transitions. [2020-12-01 18:01:52,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 18:01:52,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:52,378 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:01:53,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:53,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 535 states and 752 transitions. [2020-12-01 18:01:53,319 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 752 transitions. [2020-12-01 18:01:53,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 18:01:53,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:53,367 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:53,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 539 states and 756 transitions. [2020-12-01 18:01:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 756 transitions. [2020-12-01 18:01:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 18:01:53,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 572 states and 801 transitions. [2020-12-01 18:01:56,354 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 801 transitions. [2020-12-01 18:01:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 18:01:56,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 600 states and 832 transitions. [2020-12-01 18:01:57,577 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 832 transitions. [2020-12-01 18:01:57,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 18:01:57,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:58,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 601 states and 832 transitions. [2020-12-01 18:01:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 832 transitions. [2020-12-01 18:01:58,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-12-01 18:01:58,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:01:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:58,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 619 states and 850 transitions. [2020-12-01 18:01:58,278 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 850 transitions. [2020-12-01 18:01:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-12-01 18:01:58,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:01:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 630 states and 862 transitions. [2020-12-01 18:01:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 862 transitions. [2020-12-01 18:01:58,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-01 18:01:58,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 631 states and 862 transitions. [2020-12-01 18:01:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 862 transitions. [2020-12-01 18:01:58,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-01 18:01:58,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:59,018 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 18:01:59,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:59,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 653 states and 885 transitions. [2020-12-01 18:01:59,306 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 885 transitions. [2020-12-01 18:01:59,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-01 18:01:59,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:59,365 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:01:59,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:01:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 672 states and 904 transitions. [2020-12-01 18:01:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 904 transitions. [2020-12-01 18:01:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-01 18:01:59,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:01:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:01:59,747 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 691 states and 924 transitions. [2020-12-01 18:02:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 924 transitions. [2020-12-01 18:02:00,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-01 18:02:00,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 708 states and 943 transitions. [2020-12-01 18:02:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 943 transitions. [2020-12-01 18:02:00,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-01 18:02:00,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:00,663 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:01,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 725 states and 962 transitions. [2020-12-01 18:02:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 962 transitions. [2020-12-01 18:02:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-01 18:02:01,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 726 states and 962 transitions. [2020-12-01 18:02:01,588 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 962 transitions. [2020-12-01 18:02:01,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-01 18:02:01,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:01,672 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:01,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:01,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 729 states and 964 transitions. [2020-12-01 18:02:01,871 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 964 transitions. [2020-12-01 18:02:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-01 18:02:01,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:02,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:02,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 739 states and 976 transitions. [2020-12-01 18:02:02,283 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 976 transitions. [2020-12-01 18:02:02,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-01 18:02:02,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:03,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:03,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 771 states and 1010 transitions. [2020-12-01 18:02:03,267 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1010 transitions. [2020-12-01 18:02:03,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-01 18:02:03,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:03,314 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:03,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:03,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 772 states and 1011 transitions. [2020-12-01 18:02:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1011 transitions. [2020-12-01 18:02:03,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-01 18:02:03,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:03,504 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 805 states and 1050 transitions. [2020-12-01 18:02:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1050 transitions. [2020-12-01 18:02:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-12-01 18:02:04,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:04,637 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:05,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 815 states and 1062 transitions. [2020-12-01 18:02:05,287 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1062 transitions. [2020-12-01 18:02:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-12-01 18:02:05,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 825 states and 1073 transitions. [2020-12-01 18:02:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1073 transitions. [2020-12-01 18:02:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-12-01 18:02:05,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:05,639 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:05,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:05,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 829 states and 1077 transitions. [2020-12-01 18:02:05,966 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1077 transitions. [2020-12-01 18:02:05,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 18:02:05,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:06,018 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 830 states and 1078 transitions. [2020-12-01 18:02:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1078 transitions. [2020-12-01 18:02:06,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 18:02:06,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 831 states and 1080 transitions. [2020-12-01 18:02:06,239 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1080 transitions. [2020-12-01 18:02:06,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 18:02:06,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:06,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:06,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 862 states and 1113 transitions. [2020-12-01 18:02:06,748 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1113 transitions. [2020-12-01 18:02:06,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:02:06,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:06,852 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 18:02:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 885 states and 1139 transitions. [2020-12-01 18:02:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1139 transitions. [2020-12-01 18:02:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:02:08,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:08,104 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 18:02:09,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:09,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 908 states and 1167 transitions. [2020-12-01 18:02:09,294 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1167 transitions. [2020-12-01 18:02:09,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:02:09,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 18:02:09,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:09,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 912 states and 1170 transitions. [2020-12-01 18:02:09,830 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1170 transitions. [2020-12-01 18:02:09,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:02:09,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-12-01 18:02:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 919 states and 1179 transitions. [2020-12-01 18:02:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1179 transitions. [2020-12-01 18:02:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:02:10,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:13,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:13,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 986 states and 1252 transitions. [2020-12-01 18:02:13,602 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1252 transitions. [2020-12-01 18:02:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-12-01 18:02:13,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:13,784 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1016 states and 1287 transitions. [2020-12-01 18:02:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1287 transitions. [2020-12-01 18:02:15,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-12-01 18:02:15,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:18,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1046 states and 1326 transitions. [2020-12-01 18:02:18,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1326 transitions. [2020-12-01 18:02:18,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-12-01 18:02:18,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:18,336 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1050 states and 1329 transitions. [2020-12-01 18:02:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1329 transitions. [2020-12-01 18:02:18,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-12-01 18:02:18,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:18,926 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:19,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:19,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1081 states and 1362 transitions. [2020-12-01 18:02:19,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1362 transitions. [2020-12-01 18:02:19,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-12-01 18:02:19,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:19,427 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:20,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:20,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1112 states and 1397 transitions. [2020-12-01 18:02:20,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1397 transitions. [2020-12-01 18:02:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-12-01 18:02:20,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:21,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:21,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1114 states and 1398 transitions. [2020-12-01 18:02:21,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1398 transitions. [2020-12-01 18:02:21,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:21,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:21,385 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:25,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1174 states and 1462 transitions. [2020-12-01 18:02:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1462 transitions. [2020-12-01 18:02:25,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:25,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:25,171 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:28,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1233 states and 1526 transitions. [2020-12-01 18:02:28,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1526 transitions. [2020-12-01 18:02:28,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:28,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:28,390 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:02:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1235 states and 1527 transitions. [2020-12-01 18:02:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1527 transitions. [2020-12-01 18:02:28,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:28,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:28,914 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:02:30,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1242 states and 1544 transitions. [2020-12-01 18:02:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1544 transitions. [2020-12-01 18:02:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:30,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:02:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:31,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1244 states and 1546 transitions. [2020-12-01 18:02:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1546 transitions. [2020-12-01 18:02:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:31,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:31,353 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:02:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:31,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1245 states and 1547 transitions. [2020-12-01 18:02:31,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1547 transitions. [2020-12-01 18:02:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:31,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:02:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1246 states and 1547 transitions. [2020-12-01 18:02:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1547 transitions. [2020-12-01 18:02:32,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:32,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:32,369 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:02:32,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1252 states and 1556 transitions. [2020-12-01 18:02:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1556 transitions. [2020-12-01 18:02:32,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:32,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:32,958 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:02:33,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:33,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1254 states and 1557 transitions. [2020-12-01 18:02:33,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1557 transitions. [2020-12-01 18:02:33,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:02:33,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:33,444 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 18:02:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:33,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1257 states and 1560 transitions. [2020-12-01 18:02:33,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1560 transitions. [2020-12-01 18:02:33,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 18:02:33,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1304 states and 1620 transitions. [2020-12-01 18:02:36,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1620 transitions. [2020-12-01 18:02:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 18:02:36,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:38,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1351 states and 1674 transitions. [2020-12-01 18:02:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1674 transitions. [2020-12-01 18:02:38,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 18:02:38,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:38,213 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:38,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1353 states and 1674 transitions. [2020-12-01 18:02:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1674 transitions. [2020-12-01 18:02:38,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 18:02:38,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:38,985 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:39,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:39,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1356 states and 1677 transitions. [2020-12-01 18:02:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1677 transitions. [2020-12-01 18:02:39,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-12-01 18:02:39,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:39,481 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:39,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:39,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1357 states and 1677 transitions. [2020-12-01 18:02:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1677 transitions. [2020-12-01 18:02:39,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-12-01 18:02:39,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:02:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1380 states and 1706 transitions. [2020-12-01 18:02:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1706 transitions. [2020-12-01 18:02:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-12-01 18:02:42,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:42,373 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:02:43,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:43,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1406 states and 1736 transitions. [2020-12-01 18:02:43,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1736 transitions. [2020-12-01 18:02:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-12-01 18:02:43,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:43,939 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:02:44,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1407 states and 1736 transitions. [2020-12-01 18:02:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1736 transitions. [2020-12-01 18:02:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-12-01 18:02:44,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-12-01 18:02:44,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1408 states and 1744 transitions. [2020-12-01 18:02:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1744 transitions. [2020-12-01 18:02:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 18:02:44,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:44,362 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-12-01 18:02:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1409 states and 1744 transitions. [2020-12-01 18:02:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1744 transitions. [2020-12-01 18:02:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 18:02:44,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:44,486 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 18:02:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1488 states and 1825 transitions. [2020-12-01 18:02:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 1825 transitions. [2020-12-01 18:02:45,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-12-01 18:02:45,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:45,457 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-12-01 18:02:45,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:45,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1489 states and 1825 transitions. [2020-12-01 18:02:45,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1825 transitions. [2020-12-01 18:02:45,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-12-01 18:02:45,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:46,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:46,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1511 states and 1847 transitions. [2020-12-01 18:02:46,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1847 transitions. [2020-12-01 18:02:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-12-01 18:02:46,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1533 states and 1872 transitions. [2020-12-01 18:02:47,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1872 transitions. [2020-12-01 18:02:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-12-01 18:02:47,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:48,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1536 states and 1874 transitions. [2020-12-01 18:02:48,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1874 transitions. [2020-12-01 18:02:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-12-01 18:02:48,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:48,234 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1537 states and 1874 transitions. [2020-12-01 18:02:48,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1874 transitions. [2020-12-01 18:02:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-12-01 18:02:48,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:48,610 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:49,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1538 states and 1874 transitions. [2020-12-01 18:02:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1874 transitions. [2020-12-01 18:02:49,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-12-01 18:02:49,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:50,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1558 states and 1896 transitions. [2020-12-01 18:02:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1896 transitions. [2020-12-01 18:02:50,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-12-01 18:02:50,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:50,626 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:02:51,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:51,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1577 states and 1915 transitions. [2020-12-01 18:02:51,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1915 transitions. [2020-12-01 18:02:51,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:02:51,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:51,360 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:02:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1598 states and 1939 transitions. [2020-12-01 18:02:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1939 transitions. [2020-12-01 18:02:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:02:52,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:02:54,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:54,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1619 states and 1963 transitions. [2020-12-01 18:02:54,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1963 transitions. [2020-12-01 18:02:54,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:02:54,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:54,120 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:54,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:54,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1636 states and 1980 transitions. [2020-12-01 18:02:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1980 transitions. [2020-12-01 18:02:54,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-01 18:02:54,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 18:02:55,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:55,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1653 states and 1997 transitions. [2020-12-01 18:02:55,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1997 transitions. [2020-12-01 18:02:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-12-01 18:02:55,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:02:59,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:02:59,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1679 states and 2028 transitions. [2020-12-01 18:02:59,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2028 transitions. [2020-12-01 18:02:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-12-01 18:02:59,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:02:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:02:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:03:02,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:02,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1701 states and 2054 transitions. [2020-12-01 18:03:02,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2054 transitions. [2020-12-01 18:03:02,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-12-01 18:03:02,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:03:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1697 states and 2049 transitions. [2020-12-01 18:03:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2049 transitions. [2020-12-01 18:03:03,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-12-01 18:03:03,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:03:07,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:07,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1843 states and 2200 transitions. [2020-12-01 18:03:07,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2200 transitions. [2020-12-01 18:03:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-12-01 18:03:07,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:03:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:09,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1861 states and 2223 transitions. [2020-12-01 18:03:09,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2223 transitions. [2020-12-01 18:03:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-12-01 18:03:09,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-12-01 18:03:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1925 states and 2289 transitions. [2020-12-01 18:03:10,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2289 transitions. [2020-12-01 18:03:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 18:03:10,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:10,377 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-12-01 18:03:13,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1954 states and 2326 transitions. [2020-12-01 18:03:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2326 transitions. [2020-12-01 18:03:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-12-01 18:03:13,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:13,818 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-12-01 18:03:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:16,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 1979 states and 2355 transitions. [2020-12-01 18:03:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2355 transitions. [2020-12-01 18:03:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-12-01 18:03:16,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:03:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:17,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1988 states and 2364 transitions. [2020-12-01 18:03:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2364 transitions. [2020-12-01 18:03:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-12-01 18:03:17,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:03:17,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1989 states and 2364 transitions. [2020-12-01 18:03:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2364 transitions. [2020-12-01 18:03:17,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-12-01 18:03:17,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:17,790 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2020-12-01 18:03:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 1990 states and 2364 transitions. [2020-12-01 18:03:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2364 transitions. [2020-12-01 18:03:17,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:03:17,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:18,060 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 18:03:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2028 states and 2403 transitions. [2020-12-01 18:03:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2403 transitions. [2020-12-01 18:03:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:03:22,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:03:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:29,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2088 states and 2479 transitions. [2020-12-01 18:03:29,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2479 transitions. [2020-12-01 18:03:29,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:03:29,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:03:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:33,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 2154 states and 2557 transitions. [2020-12-01 18:03:33,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2557 transitions. [2020-12-01 18:03:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:03:33,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:33,922 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:03:36,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:36,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 2185 states and 2588 transitions. [2020-12-01 18:03:36,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 2588 transitions. [2020-12-01 18:03:36,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:03:36,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:37,011 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:03:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2208 states and 2609 transitions. [2020-12-01 18:03:38,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2609 transitions. [2020-12-01 18:03:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-01 18:03:38,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:03:39,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2210 states and 2610 transitions. [2020-12-01 18:03:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2610 transitions. [2020-12-01 18:03:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-12-01 18:03:39,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 18:03:40,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 2229 states and 2631 transitions. [2020-12-01 18:03:40,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2631 transitions. [2020-12-01 18:03:40,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-12-01 18:03:40,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:03:41,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:41,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2235 states and 2638 transitions. [2020-12-01 18:03:41,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2638 transitions. [2020-12-01 18:03:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-12-01 18:03:41,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:03:42,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2256 states and 2662 transitions. [2020-12-01 18:03:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2662 transitions. [2020-12-01 18:03:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-12-01 18:03:42,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:42,753 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:03:48,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2287 states and 2698 transitions. [2020-12-01 18:03:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2698 transitions. [2020-12-01 18:03:48,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-12-01 18:03:48,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:48,737 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:03:51,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:51,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2297 states and 2712 transitions. [2020-12-01 18:03:51,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2712 transitions. [2020-12-01 18:03:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-12-01 18:03:51,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:51,980 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-12-01 18:03:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2303 states and 2717 transitions. [2020-12-01 18:03:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2717 transitions. [2020-12-01 18:03:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-12-01 18:03:52,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-12-01 18:03:53,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:53,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2349 states and 2764 transitions. [2020-12-01 18:03:53,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 2764 transitions. [2020-12-01 18:03:53,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-12-01 18:03:53,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-12-01 18:03:57,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:03:57,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2360 states and 2780 transitions. [2020-12-01 18:03:57,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 2780 transitions. [2020-12-01 18:03:57,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 18:03:57,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:03:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:03:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:04:05,469 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-12-01 18:04:10,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:10,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2456 states and 2887 transitions. [2020-12-01 18:04:10,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 2887 transitions. [2020-12-01 18:04:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 18:04:10,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:04:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2519 states and 2953 transitions. [2020-12-01 18:04:17,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 2953 transitions. [2020-12-01 18:04:17,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 18:04:17,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:04:20,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2542 states and 2974 transitions. [2020-12-01 18:04:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2974 transitions. [2020-12-01 18:04:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 18:04:20,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:20,663 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:04:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:21,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2561 states and 2993 transitions. [2020-12-01 18:04:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 2993 transitions. [2020-12-01 18:04:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-12-01 18:04:21,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:04:24,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:24,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2577 states and 3008 transitions. [2020-12-01 18:04:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 3008 transitions. [2020-12-01 18:04:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-12-01 18:04:24,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 18:04:27,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:27,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 2594 states and 3026 transitions. [2020-12-01 18:04:27,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3026 transitions. [2020-12-01 18:04:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-12-01 18:04:27,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:27,292 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 18:04:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 2597 states and 3027 transitions. [2020-12-01 18:04:28,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3027 transitions. [2020-12-01 18:04:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-12-01 18:04:28,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:28,940 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 18:04:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:34,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 2663 states and 3105 transitions. [2020-12-01 18:04:34,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 3105 transitions. [2020-12-01 18:04:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-12-01 18:04:34,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:35,052 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 18:04:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 2686 states and 3126 transitions. [2020-12-01 18:04:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3126 transitions. [2020-12-01 18:04:37,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-12-01 18:04:37,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:37,255 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 191 proven. 16 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:04:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2711 states and 3153 transitions. [2020-12-01 18:04:42,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3153 transitions. [2020-12-01 18:04:42,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-12-01 18:04:42,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-12-01 18:04:46,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 2721 states and 3168 transitions. [2020-12-01 18:04:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3168 transitions. [2020-12-01 18:04:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-12-01 18:04:46,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:46,460 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-12-01 18:04:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:49,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 2734 states and 3184 transitions. [2020-12-01 18:04:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3184 transitions. [2020-12-01 18:04:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-12-01 18:04:49,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-01 18:04:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 2747 states and 3197 transitions. [2020-12-01 18:04:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2747 states and 3197 transitions. [2020-12-01 18:04:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 18:04:49,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 18:04:54,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:54,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 2758 states and 3210 transitions. [2020-12-01 18:04:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 3210 transitions. [2020-12-01 18:04:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 18:04:54,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:55,132 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 18:04:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:58,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 2777 states and 3229 transitions. [2020-12-01 18:04:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3229 transitions. [2020-12-01 18:04:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 18:04:58,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 18:05:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:01,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 2787 states and 3238 transitions. [2020-12-01 18:05:01,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 3238 transitions. [2020-12-01 18:05:01,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 18:05:01,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:02,071 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 196 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 18:05:05,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 2798 states and 3248 transitions. [2020-12-01 18:05:05,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3248 transitions. [2020-12-01 18:05:05,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:05,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:05,673 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2851 states and 3309 transitions. [2020-12-01 18:05:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 3309 transitions. [2020-12-01 18:05:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:10,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:17,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:17,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 2886 states and 3354 transitions. [2020-12-01 18:05:17,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2886 states and 3354 transitions. [2020-12-01 18:05:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:17,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:23,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:23,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2921 states and 3394 transitions. [2020-12-01 18:05:23,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 3394 transitions. [2020-12-01 18:05:23,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:23,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:27,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 2976 states and 3452 transitions. [2020-12-01 18:05:27,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3452 transitions. [2020-12-01 18:05:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:27,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:30,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 3007 states and 3485 transitions. [2020-12-01 18:05:30,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 3485 transitions. [2020-12-01 18:05:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:30,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:30,416 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:36,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:36,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 3040 states and 3522 transitions. [2020-12-01 18:05:36,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 3522 transitions. [2020-12-01 18:05:36,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:36,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:40,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:40,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3062 states and 3545 transitions. [2020-12-01 18:05:40,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3545 transitions. [2020-12-01 18:05:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:40,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:40,828 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3064 states and 3546 transitions. [2020-12-01 18:05:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3546 transitions. [2020-12-01 18:05:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:41,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 3065 states and 3549 transitions. [2020-12-01 18:05:43,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3549 transitions. [2020-12-01 18:05:43,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:43,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:45,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3084 states and 3568 transitions. [2020-12-01 18:05:45,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3568 transitions. [2020-12-01 18:05:45,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:45,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:48,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3091 states and 3576 transitions. [2020-12-01 18:05:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 3576 transitions. [2020-12-01 18:05:48,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:48,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:48,411 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 3112 states and 3598 transitions. [2020-12-01 18:05:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3598 transitions. [2020-12-01 18:05:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:51,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:53,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:53,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 3131 states and 3617 transitions. [2020-12-01 18:05:53,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3131 states and 3617 transitions. [2020-12-01 18:05:53,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:53,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:53,598 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:55,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:55,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 3133 states and 3618 transitions. [2020-12-01 18:05:55,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 3618 transitions. [2020-12-01 18:05:55,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:55,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:55,664 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 3135 states and 3620 transitions. [2020-12-01 18:05:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 3620 transitions. [2020-12-01 18:05:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:57,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:57,251 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:58,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3137 states and 3621 transitions. [2020-12-01 18:05:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 3621 transitions. [2020-12-01 18:05:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 18:05:58,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:58,401 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-12-01 18:05:59,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3139 states and 3622 transitions. [2020-12-01 18:05:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3139 states and 3622 transitions. [2020-12-01 18:05:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-12-01 18:05:59,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 191 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-12-01 18:06:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:05,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 3157 states and 3642 transitions. [2020-12-01 18:06:05,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3642 transitions. [2020-12-01 18:06:05,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 18:06:05,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:05,170 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-12-01 18:06:05,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:05,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 3158 states and 3642 transitions. [2020-12-01 18:06:05,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 3642 transitions. [2020-12-01 18:06:05,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 18:06:05,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:06,861 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 18:06:14,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:14,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 3200 states and 3712 transitions. [2020-12-01 18:06:14,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 3712 transitions. [2020-12-01 18:06:14,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 18:06:14,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:14,944 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 18:06:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:27,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 3271 states and 3797 transitions. [2020-12-01 18:06:27,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 3797 transitions. [2020-12-01 18:06:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 18:06:27,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:27,492 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 18:06:40,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:40,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 3303 states and 3832 transitions. [2020-12-01 18:06:40,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 3832 transitions. [2020-12-01 18:06:40,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 18:06:40,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:40,811 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 18:06:47,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:47,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3350 states and 3893 transitions. [2020-12-01 18:06:47,866 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3893 transitions. [2020-12-01 18:06:47,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 18:06:47,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 18:06:50,322 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2020-12-01 18:06:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 3386 states and 3936 transitions. [2020-12-01 18:06:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3936 transitions. [2020-12-01 18:06:57,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 18:06:57,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:59,176 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 248 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:07:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:04,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3405 states and 3955 transitions. [2020-12-01 18:07:04,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 3955 transitions. [2020-12-01 18:07:04,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 18:07:04,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:04,288 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 248 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:07:04,966 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2020-12-01 18:07:08,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3418 states and 3968 transitions. [2020-12-01 18:07:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3418 states and 3968 transitions. [2020-12-01 18:07:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-12-01 18:07:08,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:08,705 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-12-01 18:07:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 3438 states and 3991 transitions. [2020-12-01 18:07:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 3991 transitions. [2020-12-01 18:07:11,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-12-01 18:07:11,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 263 proven. 26 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-12-01 18:07:27,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 3525 states and 4080 transitions. [2020-12-01 18:07:27,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3525 states and 4080 transitions. [2020-12-01 18:07:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 18:07:27,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:27,202 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-01 18:07:34,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 3551 states and 4114 transitions. [2020-12-01 18:07:34,260 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 4114 transitions. [2020-12-01 18:07:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 18:07:34,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:34,354 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-01 18:07:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:37,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 3555 states and 4122 transitions. [2020-12-01 18:07:37,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 4122 transitions. [2020-12-01 18:07:37,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 18:07:37,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:37,515 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-01 18:07:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 3557 states and 4123 transitions. [2020-12-01 18:07:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3557 states and 4123 transitions. [2020-12-01 18:07:39,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 18:07:39,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:39,660 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-01 18:07:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:47,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4146 states to 3579 states and 4146 transitions. [2020-12-01 18:07:47,784 INFO L276 IsEmpty]: Start isEmpty. Operand 3579 states and 4146 transitions. [2020-12-01 18:07:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 18:07:47,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-01 18:07:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:50,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 3581 states and 4148 transitions. [2020-12-01 18:07:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3581 states and 4148 transitions. [2020-12-01 18:07:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 18:07:50,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-12-01 18:07:53,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 3582 states and 4148 transitions. [2020-12-01 18:07:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3582 states and 4148 transitions. [2020-12-01 18:07:53,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 18:07:53,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-01 18:07:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:07:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 3605 states and 4177 transitions. [2020-12-01 18:07:59,228 INFO L276 IsEmpty]: Start isEmpty. Operand 3605 states and 4177 transitions. [2020-12-01 18:07:59,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 18:07:59,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:07:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:07:59,367 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-01 18:08:00,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:00,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 3613 states and 4184 transitions. [2020-12-01 18:08:00,252 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 4184 transitions. [2020-12-01 18:08:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 18:08:00,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:00,366 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-01 18:08:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 3615 states and 4185 transitions. [2020-12-01 18:08:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 3615 states and 4185 transitions. [2020-12-01 18:08:02,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 18:08:02,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-01 18:08:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:07,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 3648 states and 4223 transitions. [2020-12-01 18:08:07,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 4223 transitions. [2020-12-01 18:08:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 18:08:07,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:08,037 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-01 18:08:09,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:09,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 3650 states and 4224 transitions. [2020-12-01 18:08:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 3650 states and 4224 transitions. [2020-12-01 18:08:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 18:08:09,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-12-01 18:08:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 3728 states and 4303 transitions. [2020-12-01 18:08:16,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3728 states and 4303 transitions. [2020-12-01 18:08:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-12-01 18:08:16,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2020-12-01 18:08:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:19,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4389 states to 3807 states and 4389 transitions. [2020-12-01 18:08:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4389 transitions. [2020-12-01 18:08:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 18:08:19,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:19,529 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-12-01 18:08:19,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 3808 states and 4390 transitions. [2020-12-01 18:08:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 4390 transitions. [2020-12-01 18:08:20,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 18:08:20,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:20,102 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-12-01 18:08:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4403 states to 3822 states and 4403 transitions. [2020-12-01 18:08:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 4403 transitions. [2020-12-01 18:08:22,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 18:08:22,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-12-01 18:08:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 3837 states and 4417 transitions. [2020-12-01 18:08:23,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3837 states and 4417 transitions. [2020-12-01 18:08:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:23,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:23,312 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:29,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:29,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4457 states to 3869 states and 4457 transitions. [2020-12-01 18:08:29,769 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4457 transitions. [2020-12-01 18:08:29,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:29,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:30,100 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:39,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4501 states to 3905 states and 4501 transitions. [2020-12-01 18:08:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3905 states and 4501 transitions. [2020-12-01 18:08:39,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:39,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:39,791 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:43,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4519 states to 3924 states and 4519 transitions. [2020-12-01 18:08:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3924 states and 4519 transitions. [2020-12-01 18:08:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:43,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:43,802 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:46,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4535 states to 3940 states and 4535 transitions. [2020-12-01 18:08:46,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3940 states and 4535 transitions. [2020-12-01 18:08:46,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:46,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:46,828 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:49,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 3960 states and 4558 transitions. [2020-12-01 18:08:49,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3960 states and 4558 transitions. [2020-12-01 18:08:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:49,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:49,792 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 3980 states and 4582 transitions. [2020-12-01 18:08:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 4582 transitions. [2020-12-01 18:08:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:52,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:53,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 3995 states and 4596 transitions. [2020-12-01 18:08:53,916 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 4596 transitions. [2020-12-01 18:08:53,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:53,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:54,109 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:55,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:55,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4010 states and 4610 transitions. [2020-12-01 18:08:55,419 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 4610 transitions. [2020-12-01 18:08:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:55,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:55,641 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:58,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 4030 states and 4631 transitions. [2020-12-01 18:08:58,424 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 4631 transitions. [2020-12-01 18:08:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:58,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:08:59,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:59,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 4049 states and 4649 transitions. [2020-12-01 18:08:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 4649 transitions. [2020-12-01 18:08:59,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:08:59,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:00,029 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:09:01,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 4068 states and 4670 transitions. [2020-12-01 18:09:01,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4068 states and 4670 transitions. [2020-12-01 18:09:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:09:01,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:09:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:04,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4689 states to 4087 states and 4689 transitions. [2020-12-01 18:09:04,919 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 4689 transitions. [2020-12-01 18:09:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:09:04,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:09:07,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:07,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 4106 states and 4707 transitions. [2020-12-01 18:09:07,137 INFO L276 IsEmpty]: Start isEmpty. Operand 4106 states and 4707 transitions. [2020-12-01 18:09:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:09:07,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:07,308 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:09:09,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4720 states to 4120 states and 4720 transitions. [2020-12-01 18:09:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 4120 states and 4720 transitions. [2020-12-01 18:09:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 18:09:09,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:09,839 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 329 proven. 120 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-01 18:09:12,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4738 states to 4139 states and 4738 transitions. [2020-12-01 18:09:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 4738 transitions. [2020-12-01 18:09:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:12,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:16,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 4187 states and 4787 transitions. [2020-12-01 18:09:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 4187 states and 4787 transitions. [2020-12-01 18:09:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:16,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:19,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 4204 states and 4803 transitions. [2020-12-01 18:09:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 4803 transitions. [2020-12-01 18:09:19,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:19,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:19,351 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:24,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4860 states to 4259 states and 4860 transitions. [2020-12-01 18:09:24,136 INFO L276 IsEmpty]: Start isEmpty. Operand 4259 states and 4860 transitions. [2020-12-01 18:09:24,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:24,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:24,369 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4861 states to 4261 states and 4861 transitions. [2020-12-01 18:09:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4261 states and 4861 transitions. [2020-12-01 18:09:26,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:26,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 4263 states and 4862 transitions. [2020-12-01 18:09:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 4263 states and 4862 transitions. [2020-12-01 18:09:29,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:29,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:29,390 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:30,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4863 states to 4265 states and 4863 transitions. [2020-12-01 18:09:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4265 states and 4863 transitions. [2020-12-01 18:09:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:30,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:32,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 4275 states and 4872 transitions. [2020-12-01 18:09:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 4872 transitions. [2020-12-01 18:09:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:32,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:36,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4888 states to 4292 states and 4888 transitions. [2020-12-01 18:09:36,108 INFO L276 IsEmpty]: Start isEmpty. Operand 4292 states and 4888 transitions. [2020-12-01 18:09:36,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:36,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:38,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 4302 states and 4897 transitions. [2020-12-01 18:09:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 4897 transitions. [2020-12-01 18:09:38,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:38,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:38,254 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:40,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:40,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4913 states to 4319 states and 4913 transitions. [2020-12-01 18:09:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 4319 states and 4913 transitions. [2020-12-01 18:09:40,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 18:09:40,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:40,338 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-12-01 18:09:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:41,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 4329 states and 4922 transitions. [2020-12-01 18:09:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4329 states and 4922 transitions. [2020-12-01 18:09:41,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-12-01 18:09:41,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:46,433 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 396 proven. 101 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:09:54,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:54,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4930 states to 4333 states and 4930 transitions. [2020-12-01 18:09:54,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4333 states and 4930 transitions. [2020-12-01 18:09:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-12-01 18:09:54,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 527 backedges. 396 proven. 101 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 18:09:57,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:57,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4934 states to 4336 states and 4934 transitions. [2020-12-01 18:09:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 4336 states and 4934 transitions. [2020-12-01 18:09:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-12-01 18:09:57,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 433 proven. 16 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-12-01 18:10:06,363 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2020-12-01 18:10:10,097 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2020-12-01 18:10:14,536 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-12-01 18:10:16,584 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-01 18:10:17,270 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2020-12-01 18:10:18,448 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-01 18:10:19,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:19,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 4441 states and 5047 transitions. [2020-12-01 18:10:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 4441 states and 5047 transitions. [2020-12-01 18:10:19,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-12-01 18:10:19,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 433 proven. 16 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-12-01 18:10:20,895 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2020-12-01 18:10:24,805 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2020-12-01 18:10:27,800 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2020-12-01 18:10:31,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5117 states to 4505 states and 5117 transitions. [2020-12-01 18:10:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 4505 states and 5117 transitions. [2020-12-01 18:10:31,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-12-01 18:10:31,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 433 proven. 16 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-12-01 18:10:32,479 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2020-12-01 18:10:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:37,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5176 states to 4564 states and 5176 transitions. [2020-12-01 18:10:37,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 5176 transitions. [2020-12-01 18:10:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-12-01 18:10:37,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:38,087 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 433 proven. 16 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-12-01 18:10:38,666 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-01 18:10:41,180 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2020-12-01 18:10:43,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5193 states to 4583 states and 5193 transitions. [2020-12-01 18:10:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 4583 states and 5193 transitions. [2020-12-01 18:10:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-12-01 18:10:43,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 433 proven. 16 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-12-01 18:10:44,816 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2020-12-01 18:10:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5193 states to 4584 states and 5193 transitions. [2020-12-01 18:10:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 4584 states and 5193 transitions. [2020-12-01 18:10:46,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-12-01 18:10:46,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:46,536 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 433 proven. 16 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-12-01 18:10:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:10:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5199 states to 4590 states and 5199 transitions. [2020-12-01 18:10:48,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4590 states and 5199 transitions. [2020-12-01 18:10:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2020-12-01 18:10:48,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:10:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:10:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2020-12-01 18:10:56,479 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-01 18:11:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5419 states to 4795 states and 5419 transitions. [2020-12-01 18:11:09,484 INFO L276 IsEmpty]: Start isEmpty. Operand 4795 states and 5419 transitions. [2020-12-01 18:11:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2020-12-01 18:11:09,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:09,823 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2020-12-01 18:11:18,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5467 states to 4841 states and 5467 transitions. [2020-12-01 18:11:18,220 INFO L276 IsEmpty]: Start isEmpty. Operand 4841 states and 5467 transitions. [2020-12-01 18:11:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2020-12-01 18:11:18,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:18,375 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2020-12-01 18:11:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:21,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5469 states to 4844 states and 5469 transitions. [2020-12-01 18:11:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 4844 states and 5469 transitions. [2020-12-01 18:11:21,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2020-12-01 18:11:21,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2020-12-01 18:11:23,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:23,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5508 states to 4885 states and 5508 transitions. [2020-12-01 18:11:23,137 INFO L276 IsEmpty]: Start isEmpty. Operand 4885 states and 5508 transitions. [2020-12-01 18:11:23,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2020-12-01 18:11:23,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:23,458 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2020-12-01 18:11:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:26,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5511 states to 4888 states and 5511 transitions. [2020-12-01 18:11:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4888 states and 5511 transitions. [2020-12-01 18:11:26,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2020-12-01 18:11:26,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:26,379 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 481 proven. 166 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2020-12-01 18:11:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 4907 states and 5529 transitions. [2020-12-01 18:11:28,538 INFO L276 IsEmpty]: Start isEmpty. Operand 4907 states and 5529 transitions. [2020-12-01 18:11:28,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2020-12-01 18:11:28,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:11:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:11:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 481 proven. 166 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2020-12-01 18:11:30,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:11:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 4009 states and 4527 transitions. [2020-12-01 18:11:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 4527 transitions. [2020-12-01 18:11:30,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:11:30,993 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 228 iterations. [2020-12-01 18:11:31,010 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:11:31,895 WARN L197 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 28 [2020-12-01 18:11:32,809 WARN L197 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:11:33,771 WARN L197 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 28 [2020-12-01 18:11:34,510 WARN L197 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 28 [2020-12-01 18:11:35,796 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 106 DAG size of output: 51 [2020-12-01 18:11:36,690 WARN L197 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 28 [2020-12-01 18:11:37,792 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:11:38,713 WARN L197 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 28 [2020-12-01 18:11:39,670 WARN L197 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:11:40,579 WARN L197 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 28 [2020-12-01 18:11:41,782 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 118 DAG size of output: 44 [2020-12-01 18:11:42,825 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 127 DAG size of output: 28 [2020-12-01 18:11:44,111 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 106 DAG size of output: 51 [2020-12-01 18:11:45,039 WARN L197 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 28 [2020-12-01 18:11:46,010 WARN L197 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:11:47,610 WARN L197 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 118 DAG size of output: 54 [2020-12-01 18:11:48,605 WARN L197 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 28 [2020-12-01 18:11:49,514 WARN L197 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 28 [2020-12-01 18:11:50,396 WARN L197 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 28 [2020-12-01 18:11:51,251 WARN L197 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 28 [2020-12-01 18:11:51,651 WARN L197 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 23 [2020-12-01 18:11:52,581 WARN L197 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:11:53,318 WARN L197 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2020-12-01 18:11:54,239 WARN L197 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:11:54,989 WARN L197 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 28 [2020-12-01 18:11:55,982 WARN L197 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 28 [2020-12-01 18:11:57,457 WARN L197 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2020-12-01 18:11:57,985 WARN L197 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 28 [2020-12-01 18:11:58,847 WARN L197 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 28 [2020-12-01 18:11:59,795 WARN L197 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 28 [2020-12-01 18:12:00,741 WARN L197 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 28 [2020-12-01 18:12:01,532 WARN L197 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 28 [2020-12-01 18:12:02,121 WARN L197 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 28 [2020-12-01 18:12:02,673 WARN L197 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 28 [2020-12-01 18:12:03,619 WARN L197 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 28 [2020-12-01 18:12:04,347 WARN L197 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2020-12-01 18:12:05,325 WARN L197 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 28 [2020-12-01 18:12:06,323 WARN L197 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 28 [2020-12-01 18:12:07,434 WARN L197 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 123 DAG size of output: 28 [2020-12-01 18:12:08,687 WARN L197 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 111 DAG size of output: 47 [2020-12-01 18:12:09,462 WARN L197 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2020-12-01 18:12:10,844 WARN L197 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 136 DAG size of output: 49 [2020-12-01 18:12:11,729 WARN L197 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:12:12,404 WARN L197 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2020-12-01 18:12:13,225 WARN L197 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 28 [2020-12-01 18:12:14,310 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2020-12-01 18:12:15,189 WARN L197 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 28 [2020-12-01 18:12:16,021 WARN L197 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:12:16,850 WARN L197 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 28 [2020-12-01 18:12:17,809 WARN L197 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:12:18,611 WARN L197 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 28 [2020-12-01 18:12:19,337 WARN L197 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 28 [2020-12-01 18:12:20,191 WARN L197 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:12:20,918 WARN L197 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 28 [2020-12-01 18:12:21,661 WARN L197 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 28 [2020-12-01 18:12:22,844 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2020-12-01 18:12:23,877 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 127 DAG size of output: 28 [2020-12-01 18:12:24,786 WARN L197 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:12:25,740 WARN L197 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 28 [2020-12-01 18:12:26,231 WARN L197 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 28 [2020-12-01 18:12:27,145 WARN L197 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 28 [2020-12-01 18:12:27,689 WARN L197 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 28 [2020-12-01 18:12:28,574 WARN L197 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 28 [2020-12-01 18:12:29,482 WARN L197 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 28 [2020-12-01 18:12:30,709 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 106 DAG size of output: 51 [2020-12-01 18:12:31,698 WARN L197 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 28 [2020-12-01 18:12:32,930 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2020-12-01 18:12:33,954 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 125 DAG size of output: 28 [2020-12-01 18:12:35,234 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2020-12-01 18:12:36,221 WARN L197 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 28 [2020-12-01 18:12:37,195 WARN L197 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 28 [2020-12-01 18:12:38,544 WARN L197 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 106 DAG size of output: 51 [2020-12-01 18:12:38,884 WARN L197 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 23 [2020-12-01 18:12:40,075 WARN L197 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 113 DAG size of output: 46 [2020-12-01 18:12:40,616 WARN L197 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 28 [2020-12-01 18:12:41,613 WARN L197 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:12:42,645 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 130 DAG size of output: 28 [2020-12-01 18:12:43,506 WARN L197 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 28 [2020-12-01 18:12:44,351 WARN L197 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 28 [2020-12-01 18:12:45,150 WARN L197 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 28 [2020-12-01 18:12:45,151 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:12:45,155 INFO L569 CodeCheckObserver]: Invariant with dag size 28 [2020-12-01 18:12:45,171 INFO L569 CodeCheckObserver]: Invariant with dag size 28 [2020-12-01 18:12:45,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:12:45 ImpRootNode [2020-12-01 18:12:45,175 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:12:45,176 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:12:45,176 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:12:45,176 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:12:45,177 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:01:40" (3/4) ... [2020-12-01 18:12:45,190 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:12:45,227 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2020-12-01 18:12:45,245 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-01 18:12:45,247 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-01 18:12:45,248 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-01 18:12:45,394 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b42f2bfa-1654-42e3-9aca-3f9e6a035a1f/bin/ukojak/witness.graphml [2020-12-01 18:12:45,394 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:12:45,395 INFO L168 Benchmark]: Toolchain (without parser) took 668856.53 ms. Allocated memory was 92.3 MB in the beginning and 5.1 GB in the end (delta: 5.1 GB). Free memory was 61.1 MB in the beginning and 4.4 GB in the end (delta: -4.4 GB). Peak memory consumption was 678.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:45,396 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 52.6 MB in the beginning and 52.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:12:45,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 936.70 ms. Allocated memory is still 92.3 MB. Free memory was 60.9 MB in the beginning and 53.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:45,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.39 ms. Allocated memory is still 92.3 MB. Free memory was 53.1 MB in the beginning and 47.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:45,398 INFO L168 Benchmark]: Boogie Preprocessor took 174.87 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 47.7 MB in the beginning and 85.7 MB in the end (delta: -38.0 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:45,398 INFO L168 Benchmark]: RCFGBuilder took 2908.09 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 85.7 MB in the beginning and 90.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 63.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:45,399 INFO L168 Benchmark]: CodeCheck took 664501.51 ms. Allocated memory was 140.5 MB in the beginning and 5.1 GB in the end (delta: 5.0 GB). Free memory was 89.3 MB in the beginning and 4.4 GB in the end (delta: -4.4 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.1 GB. [2020-12-01 18:12:45,399 INFO L168 Benchmark]: Witness Printer took 218.82 ms. Allocated memory is still 5.1 GB. Free memory was 4.4 GB in the beginning and 4.4 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:12:45,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 590.2s, OverallIterations: 228, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 140176 SDtfs, 195450000 SDslu, 882768 SDs, 0 SdLazy, 441428888 SolverSat, 269137024 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2779.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 315806 GetRequests, 300349 SyntacticMatches, 13681 SemanticMatches, 1776 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2139560 ImplicationChecksByTransitivity, 494.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.7s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 25.5s InterpolantComputationTime, 46269 NumberOfCodeBlocks, 46269 NumberOfCodeBlocksAsserted, 227 NumberOfCheckSat, 46042 ConstructedInterpolants, 0 QuantifiedInterpolants, 36903496 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 227 InterpolantComputations, 174 PerfectInterpolantSequences, 46347/49863 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: 12]: 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: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((a25 == 1 && (!(a28 == 9) || !(a11 == 1))) || (a19 == 1 && a25 == 1)) || (!(a19 == 1) && !(a25 == 1))) || (7 == a17 && a21 == 1)) || (a17 <= 8 && !(a25 == 1)) - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((a25 == 1 && (!(a28 == 9) || !(a11 == 1))) || (a19 == 1 && a25 == 1)) || (!(a19 == 1) && !(a25 == 1))) || (7 == a17 && a21 == 1)) || (a19 == 1 && a17 <= 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 52.6 MB in the beginning and 52.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 936.70 ms. Allocated memory is still 92.3 MB. Free memory was 60.9 MB in the beginning and 53.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.39 ms. Allocated memory is still 92.3 MB. Free memory was 53.1 MB in the beginning and 47.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 174.87 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 47.7 MB in the beginning and 85.7 MB in the end (delta: -38.0 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2908.09 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 85.7 MB in the beginning and 90.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 63.3 MB. Max. memory is 16.1 GB. * CodeCheck took 664501.51 ms. Allocated memory was 140.5 MB in the beginning and 5.1 GB in the end (delta: 5.0 GB). Free memory was 89.3 MB in the beginning and 4.4 GB in the end (delta: -4.4 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.1 GB. * Witness Printer took 218.82 ms. Allocated memory is still 5.1 GB. Free memory was 4.4 GB in the beginning and 4.4 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...