./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label24.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c5fe2c6077c684b4b50af2f6570d6f5c736d513e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 06:51:36,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 06:51:36,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 06:51:36,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 06:51:36,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 06:51:36,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 06:51:36,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 06:51:36,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 06:51:36,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 06:51:36,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 06:51:36,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 06:51:36,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 06:51:36,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 06:51:36,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 06:51:36,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 06:51:36,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 06:51:36,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 06:51:36,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 06:51:36,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 06:51:36,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 06:51:36,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 06:51:36,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 06:51:36,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 06:51:36,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 06:51:36,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 06:51:36,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 06:51:36,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 06:51:36,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 06:51:36,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 06:51:36,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 06:51:36,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 06:51:36,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 06:51:36,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 06:51:36,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 06:51:36,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 06:51:36,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 06:51:36,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 06:51:36,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 06:51:36,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 06:51:36,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 06:51:36,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 06:51:36,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 06:51:36,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 06:51:36,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 06:51:36,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 06:51:36,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 06:51:36,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 06:51:36,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 06:51:36,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 06:51:36,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 06:51:36,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 06:51:36,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 06:51:36,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 06:51:36,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 06:51:36,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 06:51:36,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 06:51:36,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 06:51:36,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 06:51:36,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 06:51:36,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 06:51:36,081 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 06:51:36,081 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 06:51:36,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 06:51:36,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 06:51:36,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:51:36,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 06:51:36,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 06:51:36,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 06:51:36,083 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 06:51:36,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 06:51:36,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 06:51:36,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5fe2c6077c684b4b50af2f6570d6f5c736d513e [2019-12-02 06:51:36,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 06:51:36,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 06:51:36,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 06:51:36,205 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 06:51:36,206 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 06:51:36,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label24.c [2019-12-02 06:51:36,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/data/cf840299b/c6736974442e4c339e20470d55b29f66/FLAG68be9e37d [2019-12-02 06:51:36,717 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 06:51:36,717 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/sv-benchmarks/c/eca-rers2012/Problem01_label24.c [2019-12-02 06:51:36,725 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/data/cf840299b/c6736974442e4c339e20470d55b29f66/FLAG68be9e37d [2019-12-02 06:51:36,734 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/data/cf840299b/c6736974442e4c339e20470d55b29f66 [2019-12-02 06:51:36,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 06:51:36,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 06:51:36,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 06:51:36,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 06:51:36,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 06:51:36,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:36" (1/1) ... [2019-12-02 06:51:36,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cc73ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:36, skipping insertion in model container [2019-12-02 06:51:36,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:51:36" (1/1) ... [2019-12-02 06:51:36,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 06:51:36,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 06:51:37,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:51:37,014 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 06:51:37,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:51:37,077 INFO L208 MainTranslator]: Completed translation [2019-12-02 06:51:37,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37 WrapperNode [2019-12-02 06:51:37,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 06:51:37,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 06:51:37,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 06:51:37,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 06:51:37,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 06:51:37,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 06:51:37,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 06:51:37,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 06:51:37,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... [2019-12-02 06:51:37,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 06:51:37,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 06:51:37,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 06:51:37,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 06:51:37,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:51:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:51:37,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 06:51:37,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 06:51:38,311 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 06:51:38,311 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-02 06:51:38,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:38 BoogieIcfgContainer [2019-12-02 06:51:38,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 06:51:38,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 06:51:38,312 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 06:51:38,320 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 06:51:38,320 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:38" (1/1) ... [2019-12-02 06:51:38,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 06:51:38,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-12-02 06:51:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-12-02 06:51:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 06:51:38,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:38,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:38,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2019-12-02 06:51:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2019-12-02 06:51:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 06:51:38,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:38,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:39,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:39,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 215 states and 314 transitions. [2019-12-02 06:51:39,431 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 314 transitions. [2019-12-02 06:51:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 06:51:39,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:39,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:39,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:39,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 220 states and 326 transitions. [2019-12-02 06:51:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 326 transitions. [2019-12-02 06:51:39,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-02 06:51:39,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:40,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 290 states and 404 transitions. [2019-12-02 06:51:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 404 transitions. [2019-12-02 06:51:40,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 06:51:40,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:40,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:40,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 293 states and 408 transitions. [2019-12-02 06:51:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 408 transitions. [2019-12-02 06:51:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-02 06:51:40,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:40,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 304 states and 428 transitions. [2019-12-02 06:51:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 428 transitions. [2019-12-02 06:51:40,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 06:51:40,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:40,595 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 305 states and 430 transitions. [2019-12-02 06:51:40,727 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 430 transitions. [2019-12-02 06:51:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 06:51:40,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:40,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:40,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 308 states and 436 transitions. [2019-12-02 06:51:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 436 transitions. [2019-12-02 06:51:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 06:51:40,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:40,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:41,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 320 states and 458 transitions. [2019-12-02 06:51:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 458 transitions. [2019-12-02 06:51:41,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-02 06:51:41,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:42,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 334 states and 481 transitions. [2019-12-02 06:51:42,110 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 481 transitions. [2019-12-02 06:51:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 06:51:42,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:42,127 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 335 states and 483 transitions. [2019-12-02 06:51:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 483 transitions. [2019-12-02 06:51:42,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 06:51:42,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:42,258 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:42,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:42,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 338 states and 487 transitions. [2019-12-02 06:51:42,367 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 487 transitions. [2019-12-02 06:51:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-02 06:51:42,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 342 states and 492 transitions. [2019-12-02 06:51:42,622 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 492 transitions. [2019-12-02 06:51:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 06:51:42,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:42,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:42,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 343 states and 494 transitions. [2019-12-02 06:51:42,777 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 494 transitions. [2019-12-02 06:51:42,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-02 06:51:42,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:42,803 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 346 states and 498 transitions. [2019-12-02 06:51:42,929 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 498 transitions. [2019-12-02 06:51:42,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-02 06:51:42,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:43,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:43,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 357 states and 512 transitions. [2019-12-02 06:51:43,514 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 512 transitions. [2019-12-02 06:51:43,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-02 06:51:43,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:43,535 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 06:51:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 370 states and 529 transitions. [2019-12-02 06:51:43,841 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 529 transitions. [2019-12-02 06:51:43,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-02 06:51:43,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:43,861 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 388 states and 553 transitions. [2019-12-02 06:51:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 553 transitions. [2019-12-02 06:51:44,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-02 06:51:44,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:44,469 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:44,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:44,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 398 states and 565 transitions. [2019-12-02 06:51:44,680 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 565 transitions. [2019-12-02 06:51:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 06:51:44,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:44,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:44,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 399 states and 566 transitions. [2019-12-02 06:51:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 566 transitions. [2019-12-02 06:51:44,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 06:51:44,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:44,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:44,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 406 states and 574 transitions. [2019-12-02 06:51:44,903 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 574 transitions. [2019-12-02 06:51:44,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-02 06:51:44,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:45,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 408 states and 575 transitions. [2019-12-02 06:51:45,006 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 575 transitions. [2019-12-02 06:51:45,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-02 06:51:45,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:45,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:45,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 423 states and 594 transitions. [2019-12-02 06:51:45,534 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 594 transitions. [2019-12-02 06:51:45,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-02 06:51:45,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 06:51:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 433 states and 608 transitions. [2019-12-02 06:51:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 608 transitions. [2019-12-02 06:51:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-02 06:51:45,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 434 states and 610 transitions. [2019-12-02 06:51:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 610 transitions. [2019-12-02 06:51:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-02 06:51:45,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:45,902 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:46,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:46,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 442 states and 619 transitions. [2019-12-02 06:51:46,151 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 619 transitions. [2019-12-02 06:51:46,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-02 06:51:46,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:46,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 443 states and 621 transitions. [2019-12-02 06:51:46,197 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 621 transitions. [2019-12-02 06:51:46,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 06:51:46,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:46,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 460 states and 639 transitions. [2019-12-02 06:51:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 639 transitions. [2019-12-02 06:51:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-02 06:51:46,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:46,849 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 06:51:46,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 461 states and 641 transitions. [2019-12-02 06:51:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 641 transitions. [2019-12-02 06:51:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 06:51:46,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:46,998 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:51:47,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:47,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 462 states and 643 transitions. [2019-12-02 06:51:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 643 transitions. [2019-12-02 06:51:47,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-02 06:51:47,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 06:51:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 464 states and 645 transitions. [2019-12-02 06:51:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 645 transitions. [2019-12-02 06:51:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 06:51:47,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:47,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 481 states and 664 transitions. [2019-12-02 06:51:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 664 transitions. [2019-12-02 06:51:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 06:51:47,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:47,616 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-02 06:51:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 486 states and 669 transitions. [2019-12-02 06:51:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 669 transitions. [2019-12-02 06:51:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-02 06:51:47,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:48,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:48,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 497 states and 680 transitions. [2019-12-02 06:51:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 680 transitions. [2019-12-02 06:51:48,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 06:51:48,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:48,069 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 06:51:48,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 502 states and 685 transitions. [2019-12-02 06:51:48,100 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 685 transitions. [2019-12-02 06:51:48,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 06:51:48,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 511 states and 694 transitions. [2019-12-02 06:51:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 694 transitions. [2019-12-02 06:51:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-02 06:51:48,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:48,552 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:48,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:48,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 515 states and 699 transitions. [2019-12-02 06:51:48,833 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 699 transitions. [2019-12-02 06:51:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-02 06:51:48,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 06:51:49,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:49,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 519 states and 704 transitions. [2019-12-02 06:51:49,110 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 704 transitions. [2019-12-02 06:51:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-02 06:51:49,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:49,139 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:51:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:49,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 527 states and 712 transitions. [2019-12-02 06:51:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 712 transitions. [2019-12-02 06:51:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-02 06:51:49,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:49,202 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:51:49,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:49,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 528 states and 713 transitions. [2019-12-02 06:51:49,219 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 713 transitions. [2019-12-02 06:51:49,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-02 06:51:49,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 06:51:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 559 states and 750 transitions. [2019-12-02 06:51:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 750 transitions. [2019-12-02 06:51:53,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 06:51:53,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:53,958 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 578 states and 777 transitions. [2019-12-02 06:51:55,421 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 777 transitions. [2019-12-02 06:51:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 06:51:55,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 583 states and 783 transitions. [2019-12-02 06:51:56,138 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 783 transitions. [2019-12-02 06:51:56,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 06:51:56,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 586 states and 787 transitions. [2019-12-02 06:51:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 787 transitions. [2019-12-02 06:51:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-02 06:51:56,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:56,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:56,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 591 states and 793 transitions. [2019-12-02 06:51:56,711 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 793 transitions. [2019-12-02 06:51:56,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-02 06:51:56,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:56,740 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 06:51:57,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 594 states and 798 transitions. [2019-12-02 06:51:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 798 transitions. [2019-12-02 06:51:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-02 06:51:57,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:57,343 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 06:51:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:51:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 611 states and 816 transitions. [2019-12-02 06:51:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 816 transitions. [2019-12-02 06:51:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-12-02 06:51:57,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:51:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:51:58,707 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:51:59,849 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-12-02 06:52:00,541 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-12-02 06:52:01,854 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-12-02 06:52:04,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 666 states and 875 transitions. [2019-12-02 06:52:04,818 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 875 transitions. [2019-12-02 06:52:04,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-02 06:52:04,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:04,880 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-12-02 06:52:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 712 states and 930 transitions. [2019-12-02 06:52:07,602 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 930 transitions. [2019-12-02 06:52:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-02 06:52:07,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-12-02 06:52:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 723 states and 943 transitions. [2019-12-02 06:52:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 943 transitions. [2019-12-02 06:52:07,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-02 06:52:07,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:07,979 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:08,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 732 states and 952 transitions. [2019-12-02 06:52:08,026 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 952 transitions. [2019-12-02 06:52:08,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-02 06:52:08,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:08,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:08,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 733 states and 953 transitions. [2019-12-02 06:52:08,077 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 953 transitions. [2019-12-02 06:52:08,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-02 06:52:08,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:08,105 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:08,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:08,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 746 states and 966 transitions. [2019-12-02 06:52:08,156 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 966 transitions. [2019-12-02 06:52:08,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-02 06:52:08,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:08,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:08,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 747 states and 967 transitions. [2019-12-02 06:52:08,200 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 967 transitions. [2019-12-02 06:52:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-02 06:52:08,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 06:52:09,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:09,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 816 states and 1037 transitions. [2019-12-02 06:52:09,331 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1037 transitions. [2019-12-02 06:52:09,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 06:52:09,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:16,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 862 states and 1097 transitions. [2019-12-02 06:52:16,447 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1097 transitions. [2019-12-02 06:52:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 06:52:16,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:16,574 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:17,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 866 states and 1105 transitions. [2019-12-02 06:52:17,877 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1105 transitions. [2019-12-02 06:52:17,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 06:52:17,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:18,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 878 states and 1118 transitions. [2019-12-02 06:52:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1118 transitions. [2019-12-02 06:52:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-02 06:52:18,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 880 states and 1120 transitions. [2019-12-02 06:52:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1120 transitions. [2019-12-02 06:52:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-02 06:52:19,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:19,885 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 06:52:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 894 states and 1135 transitions. [2019-12-02 06:52:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1135 transitions. [2019-12-02 06:52:20,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-02 06:52:20,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:20,259 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-12-02 06:52:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 899 states and 1140 transitions. [2019-12-02 06:52:20,300 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1140 transitions. [2019-12-02 06:52:20,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:52:20,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 912 states and 1156 transitions. [2019-12-02 06:52:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1156 transitions. [2019-12-02 06:52:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:52:23,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:23,863 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:24,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 915 states and 1163 transitions. [2019-12-02 06:52:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1163 transitions. [2019-12-02 06:52:24,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:52:24,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:24,253 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 918 states and 1169 transitions. [2019-12-02 06:52:24,664 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1169 transitions. [2019-12-02 06:52:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:52:24,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:25,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:25,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 927 states and 1179 transitions. [2019-12-02 06:52:25,394 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1179 transitions. [2019-12-02 06:52:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:52:25,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:25,443 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:25,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:25,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 932 states and 1185 transitions. [2019-12-02 06:52:25,857 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1185 transitions. [2019-12-02 06:52:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:52:25,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:25,904 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:26,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:26,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 935 states and 1188 transitions. [2019-12-02 06:52:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1188 transitions. [2019-12-02 06:52:26,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 06:52:26,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:26,121 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 06:52:26,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:26,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 940 states and 1193 transitions. [2019-12-02 06:52:26,704 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1193 transitions. [2019-12-02 06:52:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 06:52:26,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:27,754 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:30,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:30,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 957 states and 1219 transitions. [2019-12-02 06:52:30,635 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1219 transitions. [2019-12-02 06:52:30,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 06:52:30,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:30,724 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:31,633 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2019-12-02 06:52:32,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 968 states and 1235 transitions. [2019-12-02 06:52:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1235 transitions. [2019-12-02 06:52:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 06:52:32,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:32,790 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:36,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:36,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 979 states and 1245 transitions. [2019-12-02 06:52:36,250 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1245 transitions. [2019-12-02 06:52:36,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-02 06:52:36,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:36,796 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1035 states and 1313 transitions. [2019-12-02 06:52:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1313 transitions. [2019-12-02 06:52:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-02 06:52:39,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1059 states and 1345 transitions. [2019-12-02 06:52:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1345 transitions. [2019-12-02 06:52:42,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-02 06:52:42,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:43,924 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2019-12-02 06:52:45,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:45,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1066 states and 1355 transitions. [2019-12-02 06:52:45,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1355 transitions. [2019-12-02 06:52:45,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-02 06:52:45,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1072 states and 1363 transitions. [2019-12-02 06:52:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1363 transitions. [2019-12-02 06:52:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-02 06:52:46,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:46,510 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 171 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 06:52:46,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:46,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1077 states and 1368 transitions. [2019-12-02 06:52:46,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1368 transitions. [2019-12-02 06:52:47,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-02 06:52:47,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1108 states and 1408 transitions. [2019-12-02 06:52:49,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1408 transitions. [2019-12-02 06:52:49,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-02 06:52:49,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:49,779 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:50,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1111 states and 1414 transitions. [2019-12-02 06:52:50,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1414 transitions. [2019-12-02 06:52:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-02 06:52:50,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:50,339 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:51,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1117 states and 1421 transitions. [2019-12-02 06:52:51,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1421 transitions. [2019-12-02 06:52:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-02 06:52:51,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1120 states and 1424 transitions. [2019-12-02 06:52:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1424 transitions. [2019-12-02 06:52:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-02 06:52:52,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:52,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1121 states and 1427 transitions. [2019-12-02 06:52:52,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1427 transitions. [2019-12-02 06:52:52,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-12-02 06:52:52,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:52,773 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 06:52:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1124 states and 1431 transitions. [2019-12-02 06:52:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1431 transitions. [2019-12-02 06:52:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-02 06:52:53,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:54,161 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-12-02 06:52:57,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:52:57,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1154 states and 1469 transitions. [2019-12-02 06:52:57,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1469 transitions. [2019-12-02 06:52:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:52:57,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:52:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:52:59,325 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 06:53:03,272 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-12-02 06:53:04,861 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-12-02 06:53:06,392 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2019-12-02 06:53:07,040 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-12-02 06:53:07,985 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-12-02 06:53:09,006 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 06:53:10,238 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-12-02 06:53:10,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:10,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1200 states and 1523 transitions. [2019-12-02 06:53:10,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1523 transitions. [2019-12-02 06:53:10,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-02 06:53:10,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-02 06:53:12,381 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-02 06:53:13,398 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-12-02 06:53:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1204 states and 1525 transitions. [2019-12-02 06:53:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1525 transitions. [2019-12-02 06:53:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:53:13,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-02 06:53:15,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:15,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1230 states and 1555 transitions. [2019-12-02 06:53:15,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1555 transitions. [2019-12-02 06:53:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 06:53:15,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-02 06:53:16,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:16,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1233 states and 1558 transitions. [2019-12-02 06:53:16,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1558 transitions. [2019-12-02 06:53:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 06:53:16,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-12-02 06:53:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:16,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1237 states and 1563 transitions. [2019-12-02 06:53:16,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1563 transitions. [2019-12-02 06:53:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-12-02 06:53:16,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:18,546 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-12-02 06:53:19,468 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2019-12-02 06:53:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 06:53:23,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:23,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1238 states and 1567 transitions. [2019-12-02 06:53:23,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1567 transitions. [2019-12-02 06:53:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-12-02 06:53:23,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:23,896 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 06:53:25,844 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-12-02 06:53:26,188 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-12-02 06:53:31,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1270 states and 1610 transitions. [2019-12-02 06:53:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1610 transitions. [2019-12-02 06:53:31,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-12-02 06:53:31,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:31,466 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 06:53:34,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:34,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1277 states and 1615 transitions. [2019-12-02 06:53:34,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1615 transitions. [2019-12-02 06:53:34,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-12-02 06:53:34,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-02 06:53:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1280 states and 1619 transitions. [2019-12-02 06:53:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1619 transitions. [2019-12-02 06:53:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-02 06:53:35,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 247 proven. 9 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-12-02 06:53:40,586 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2019-12-02 06:53:41,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:41,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1301 states and 1644 transitions. [2019-12-02 06:53:41,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1644 transitions. [2019-12-02 06:53:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-12-02 06:53:41,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-02 06:53:43,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:43,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1315 states and 1660 transitions. [2019-12-02 06:53:43,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1660 transitions. [2019-12-02 06:53:43,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-02 06:53:43,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:47,093 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 06:53:50,841 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-12-02 06:53:51,298 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-12-02 06:53:54,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1328 states and 1674 transitions. [2019-12-02 06:53:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1674 transitions. [2019-12-02 06:53:54,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-02 06:53:54,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:54,701 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-02 06:53:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:56,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1331 states and 1678 transitions. [2019-12-02 06:53:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1678 transitions. [2019-12-02 06:53:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-02 06:53:56,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:56,105 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-02 06:53:56,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:56,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1332 states and 1678 transitions. [2019-12-02 06:53:56,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1678 transitions. [2019-12-02 06:53:56,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-02 06:53:56,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:56,426 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 06:53:57,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:57,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1336 states and 1685 transitions. [2019-12-02 06:53:57,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1685 transitions. [2019-12-02 06:53:57,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2019-12-02 06:53:57,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2019-12-02 06:53:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:53:57,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1340 states and 1689 transitions. [2019-12-02 06:53:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1689 transitions. [2019-12-02 06:53:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-12-02 06:53:57,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:53:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:53:58,240 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-12-02 06:54:02,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:02,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1349 states and 1708 transitions. [2019-12-02 06:54:02,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1708 transitions. [2019-12-02 06:54:02,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-12-02 06:54:02,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-12-02 06:54:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:05,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1353 states and 1717 transitions. [2019-12-02 06:54:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1717 transitions. [2019-12-02 06:54:05,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-12-02 06:54:05,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-12-02 06:54:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:05,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1356 states and 1720 transitions. [2019-12-02 06:54:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1720 transitions. [2019-12-02 06:54:05,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-12-02 06:54:05,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-12-02 06:54:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1361 states and 1730 transitions. [2019-12-02 06:54:06,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1730 transitions. [2019-12-02 06:54:06,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-12-02 06:54:06,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-12-02 06:54:07,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:07,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1364 states and 1735 transitions. [2019-12-02 06:54:07,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1735 transitions. [2019-12-02 06:54:07,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-12-02 06:54:07,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:07,364 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2019-12-02 06:54:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:11,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1373 states and 1749 transitions. [2019-12-02 06:54:11,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1749 transitions. [2019-12-02 06:54:11,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-12-02 06:54:11,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-02 06:54:14,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:14,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1402 states and 1777 transitions. [2019-12-02 06:54:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1777 transitions. [2019-12-02 06:54:14,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-12-02 06:54:14,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-12-02 06:54:26,615 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-12-02 06:54:28,484 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 06:54:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:54:49,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1521 states and 1930 transitions. [2019-12-02 06:54:49,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1930 transitions. [2019-12-02 06:54:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-12-02 06:54:49,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:54:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:54:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-12-02 06:54:56,302 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-12-02 06:54:58,827 WARN L192 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-12-02 06:55:07,199 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-12-02 06:55:10,289 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-12-02 06:55:13,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:55:13,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1599 states and 2029 transitions. [2019-12-02 06:55:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 2029 transitions. [2019-12-02 06:55:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-12-02 06:55:13,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:55:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:55:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-12-02 06:55:18,444 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-12-02 06:55:24,363 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2019-12-02 06:55:26,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:55:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1629 states and 2062 transitions. [2019-12-02 06:55:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2062 transitions. [2019-12-02 06:55:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-12-02 06:55:26,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:55:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:55:26,887 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-12-02 06:55:31,799 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-12-02 06:55:35,332 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-12-02 06:55:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:55:37,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1646 states and 2091 transitions. [2019-12-02 06:55:37,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2091 transitions. [2019-12-02 06:55:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-02 06:55:37,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:55:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:55:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:55:43,440 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-12-02 06:55:46,851 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2019-12-02 06:55:49,200 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-12-02 06:55:53,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:55:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1681 states and 2137 transitions. [2019-12-02 06:55:53,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2137 transitions. [2019-12-02 06:55:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-02 06:55:53,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:55:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:55:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:55:54,324 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2019-12-02 06:55:59,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:55:59,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1699 states and 2158 transitions. [2019-12-02 06:55:59,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2158 transitions. [2019-12-02 06:55:59,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-02 06:55:59,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:55:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:55:59,572 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:56:01,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:56:01,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1708 states and 2166 transitions. [2019-12-02 06:56:01,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2166 transitions. [2019-12-02 06:56:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-02 06:56:01,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:56:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:56:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:56:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:56:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1719 states and 2177 transitions. [2019-12-02 06:56:04,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2177 transitions. [2019-12-02 06:56:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-12-02 06:56:04,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:56:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:56:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 06:56:05,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:56:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1724 states and 2181 transitions. [2019-12-02 06:56:05,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2181 transitions. [2019-12-02 06:56:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-12-02 06:56:05,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:56:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:56:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-12-02 06:56:21,595 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-12-02 06:56:23,064 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2019-12-02 06:56:24,176 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-02 06:56:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:56:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1814 states and 2299 transitions. [2019-12-02 06:56:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2299 transitions. [2019-12-02 06:56:26,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-12-02 06:56:26,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:56:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:56:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-12-02 06:56:30,760 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-12-02 06:56:31,305 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 26 [2019-12-02 06:56:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:56:35,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 1839 states and 2335 transitions. [2019-12-02 06:56:35,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2335 transitions. [2019-12-02 06:56:35,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-12-02 06:56:35,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:56:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:56:36,064 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-12-02 06:56:36,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:56:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1843 states and 2338 transitions. [2019-12-02 06:56:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2338 transitions. [2019-12-02 06:56:36,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:56:36,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:56:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:56:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-12-02 06:56:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:56:36,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1844 states and 2338 transitions. [2019-12-02 06:56:36,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2338 transitions. [2019-12-02 06:56:37,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:56:37,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:56:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:56:39,144 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-12-02 06:56:39,722 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-12-02 06:56:42,969 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-12-02 06:56:50,899 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 29 [2019-12-02 06:56:56,539 WARN L192 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-12-02 06:57:02,132 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-12-02 06:57:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:57:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1872 states and 2372 transitions. [2019-12-02 06:57:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2372 transitions. [2019-12-02 06:57:03,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:57:03,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:57:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:57:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-12-02 06:57:05,408 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2019-12-02 06:57:05,931 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-12-02 06:57:08,850 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-12-02 06:57:10,531 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-12-02 06:57:14,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:57:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1895 states and 2394 transitions. [2019-12-02 06:57:14,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2394 transitions. [2019-12-02 06:57:14,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:57:14,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:57:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:57:14,963 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-12-02 06:57:16,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:57:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1896 states and 2395 transitions. [2019-12-02 06:57:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2395 transitions. [2019-12-02 06:57:16,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-12-02 06:57:16,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:57:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:57:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-12-02 06:57:17,395 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-12-02 06:57:18,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:57:18,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 1900 states and 2397 transitions. [2019-12-02 06:57:18,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2397 transitions. [2019-12-02 06:57:18,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2019-12-02 06:57:18,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:57:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:57:19,834 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-12-02 06:57:20,676 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-12-02 06:57:23,541 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-02 06:57:29,601 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-02 06:57:33,535 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-12-02 06:57:35,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:57:35,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1929 states and 2435 transitions. [2019-12-02 06:57:35,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2435 transitions. [2019-12-02 06:57:35,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2019-12-02 06:57:35,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:57:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:57:35,599 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-02 06:57:35,906 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2019-12-02 06:57:36,301 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-12-02 06:57:40,678 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-02 06:57:42,807 WARN L192 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-12-02 06:57:44,495 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-12-02 06:57:44,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:57:44,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1940 states and 2445 transitions. [2019-12-02 06:57:44,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2445 transitions. [2019-12-02 06:57:44,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-12-02 06:57:44,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:57:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:57:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-02 06:57:49,356 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-12-02 06:57:50,946 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-12-02 06:57:55,005 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-12-02 06:57:57,331 WARN L192 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-12-02 06:57:58,576 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-12-02 06:57:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:57:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 1969 states and 2477 transitions. [2019-12-02 06:57:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2477 transitions. [2019-12-02 06:57:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-12-02 06:57:59,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:57:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:57:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-02 06:58:05,860 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-12-02 06:58:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:58:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1986 states and 2492 transitions. [2019-12-02 06:58:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2492 transitions. [2019-12-02 06:58:07,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-12-02 06:58:07,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:58:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:58:08,052 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-02 06:58:08,542 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2019-12-02 06:58:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:58:10,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 1988 states and 2493 transitions. [2019-12-02 06:58:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2493 transitions. [2019-12-02 06:58:10,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-12-02 06:58:10,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:58:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:58:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-12-02 06:58:11,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:58:11,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 1988 states and 2492 transitions. [2019-12-02 06:58:11,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2492 transitions. [2019-12-02 06:58:11,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-12-02 06:58:11,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:58:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:58:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2019-12-02 06:58:18,957 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2019-12-02 06:58:19,589 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2019-12-02 06:58:20,290 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-12-02 06:58:22,908 WARN L192 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2019-12-02 06:58:23,671 WARN L192 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-12-02 06:58:27,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:58:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2011 states and 2523 transitions. [2019-12-02 06:58:27,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2523 transitions. [2019-12-02 06:58:27,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-02 06:58:27,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:58:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:58:31,536 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-12-02 06:58:32,931 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-12-02 06:58:34,309 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-12-02 06:58:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-02 06:58:44,041 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-12-02 06:58:45,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:58:45,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2035 states and 2551 transitions. [2019-12-02 06:58:45,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2551 transitions. [2019-12-02 06:58:45,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-02 06:58:45,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:58:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:58:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-02 06:58:47,045 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-02 06:58:47,428 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-12-02 06:58:48,093 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-12-02 06:58:48,775 WARN L192 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-12-02 06:58:55,019 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-12-02 06:58:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:58:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2072 states and 2594 transitions. [2019-12-02 06:58:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2594 transitions. [2019-12-02 06:58:55,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-02 06:58:55,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:58:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:58:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-02 06:58:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:58:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2073 states and 2594 transitions. [2019-12-02 06:58:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2594 transitions. [2019-12-02 06:58:57,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-02 06:58:57,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:58:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:58:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-12-02 06:59:06,690 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-12-02 06:59:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:16,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2098 states and 2632 transitions. [2019-12-02 06:59:16,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2632 transitions. [2019-12-02 06:59:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-02 06:59:16,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-12-02 06:59:18,887 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-12-02 06:59:22,683 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-12-02 06:59:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2115 states and 2647 transitions. [2019-12-02 06:59:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2647 transitions. [2019-12-02 06:59:27,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-12-02 06:59:27,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:27,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-12-02 06:59:31,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2118 states and 2651 transitions. [2019-12-02 06:59:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2651 transitions. [2019-12-02 06:59:31,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-12-02 06:59:31,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-12-02 06:59:33,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:33,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2122 states and 2657 transitions. [2019-12-02 06:59:33,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2657 transitions. [2019-12-02 06:59:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-02 06:59:33,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:33,765 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-12-02 06:59:35,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:35,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2126 states and 2662 transitions. [2019-12-02 06:59:35,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2662 transitions. [2019-12-02 06:59:35,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-12-02 06:59:35,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2019-12-02 06:59:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2128 states and 2663 transitions. [2019-12-02 06:59:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2663 transitions. [2019-12-02 06:59:35,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-12-02 06:59:35,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2019-12-02 06:59:36,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2130 states and 2664 transitions. [2019-12-02 06:59:36,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2664 transitions. [2019-12-02 06:59:36,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2019-12-02 06:59:36,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-12-02 06:59:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 06:59:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 2134 states and 2669 transitions. [2019-12-02 06:59:37,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2669 transitions. [2019-12-02 06:59:37,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-02 06:59:37,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 06:59:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 06:59:46,920 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 06:59:58,693 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-12-02 06:59:59,569 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-12-02 07:00:00,617 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-12-02 07:00:02,758 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-12-02 07:00:03,901 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-12-02 07:00:07,173 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-12-02 07:00:14,258 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-12-02 07:00:16,507 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-12-02 07:00:17,264 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-12-02 07:00:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:00:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2221 states and 2769 transitions. [2019-12-02 07:00:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2769 transitions. [2019-12-02 07:00:20,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-02 07:00:20,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:00:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:00:21,013 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 07:00:22,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:00:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2225 states and 2772 transitions. [2019-12-02 07:00:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2772 transitions. [2019-12-02 07:00:22,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-12-02 07:00:22,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:00:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:00:28,613 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 07:00:31,581 WARN L192 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2019-12-02 07:00:38,646 WARN L192 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-12-02 07:00:40,787 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-12-02 07:00:41,597 WARN L192 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-12-02 07:00:42,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:00:42,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2241 states and 2790 transitions. [2019-12-02 07:00:42,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2790 transitions. [2019-12-02 07:00:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-12-02 07:00:42,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:00:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:00:42,562 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 07:00:44,121 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-12-02 07:00:44,787 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-12-02 07:00:45,769 WARN L192 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-12-02 07:00:47,296 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-12-02 07:00:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:00:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2246 states and 2796 transitions. [2019-12-02 07:00:47,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2796 transitions. [2019-12-02 07:00:47,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-12-02 07:00:47,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:00:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:00:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 07:00:47,960 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2019-12-02 07:00:49,890 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-12-02 07:00:50,232 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2019-12-02 07:00:51,435 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-12-02 07:00:51,929 WARN L192 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-12-02 07:00:53,795 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-12-02 07:00:55,130 WARN L192 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-12-02 07:00:56,237 WARN L192 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-12-02 07:00:59,259 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-12-02 07:01:02,975 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-12-02 07:01:03,963 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-12-02 07:01:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2277 states and 2827 transitions. [2019-12-02 07:01:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 2827 transitions. [2019-12-02 07:01:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-12-02 07:01:05,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 07:01:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 07:01:05,794 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-02 07:01:06,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 07:01:06,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2024 states and 2537 transitions. [2019-12-02 07:01:06,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2537 transitions. [2019-12-02 07:01:06,627 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 07:01:06,628 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 148 iterations. [2019-12-02 07:01:06,634 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 07:01:06,836 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 49 [2019-12-02 07:01:07,015 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 49 [2019-12-02 07:01:07,319 WARN L192 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 50 [2019-12-02 07:01:07,467 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2019-12-02 07:01:07,711 WARN L192 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2019-12-02 07:01:08,019 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 50 [2019-12-02 07:01:08,357 WARN L192 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 36 [2019-12-02 07:01:08,682 WARN L192 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 50 [2019-12-02 07:01:08,948 WARN L192 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 50 [2019-12-02 07:01:09,055 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2019-12-02 07:01:09,163 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2019-12-02 07:01:09,399 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 36 [2019-12-02 07:01:09,628 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2019-12-02 07:01:09,973 WARN L192 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 49 [2019-12-02 07:01:10,141 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2019-12-02 07:01:10,422 WARN L192 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 49 [2019-12-02 07:01:10,677 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 50 [2019-12-02 07:01:10,795 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2019-12-02 07:01:11,095 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2019-12-02 07:01:11,281 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2019-12-02 07:01:11,602 WARN L192 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 50 [2019-12-02 07:01:11,784 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2019-12-02 07:01:12,025 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2019-12-02 07:01:12,252 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 49 [2019-12-02 07:01:12,360 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2019-12-02 07:01:12,515 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2019-12-02 07:01:12,684 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 46 [2019-12-02 07:01:12,831 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 46 [2019-12-02 07:01:12,948 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 44 [2019-12-02 07:01:13,123 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 49 [2019-12-02 07:01:13,232 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2019-12-02 07:01:13,381 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 47 [2019-12-02 07:01:13,530 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 46 [2019-12-02 07:01:13,763 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 46 [2019-12-02 07:01:13,988 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 49 [2019-12-02 07:01:14,091 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 41 [2019-12-02 07:01:14,368 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 49 [2019-12-02 07:01:14,577 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 46 [2019-12-02 07:01:14,827 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 49 [2019-12-02 07:01:15,152 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 50 [2019-12-02 07:01:15,374 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 49 [2019-12-02 07:01:15,514 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 46 [2019-12-02 07:01:15,840 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 49 [2019-12-02 07:01:16,137 WARN L192 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2019-12-02 07:01:16,400 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 49 [2019-12-02 07:01:16,539 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 46 [2019-12-02 07:01:16,756 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 50 [2019-12-02 07:01:17,047 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 49 [2019-12-02 07:01:17,356 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 50 [2019-12-02 07:01:18,184 WARN L192 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 82 [2019-12-02 07:01:18,614 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 49 [2019-12-02 07:01:18,899 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 49 [2019-12-02 07:01:19,575 WARN L192 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 50 [2019-12-02 07:01:19,874 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 41 [2019-12-02 07:01:20,579 WARN L192 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2019-12-02 07:01:21,000 WARN L192 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 50 [2019-12-02 07:01:21,289 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 49 [2019-12-02 07:01:21,684 WARN L192 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2019-12-02 07:01:21,684 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 07:01:21,688 INFO L569 CodeCheckObserver]: Invariant with dag size 36 [2019-12-02 07:01:21,694 INFO L569 CodeCheckObserver]: Invariant with dag size 36 [2019-12-02 07:01:21,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:01:21 ImpRootNode [2019-12-02 07:01:21,695 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 07:01:21,695 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 07:01:21,695 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 07:01:21,696 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 07:01:21,696 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:51:38" (3/4) ... [2019-12-02 07:01:21,698 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 07:01:21,712 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-12-02 07:01:21,713 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-12-02 07:01:21,714 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-02 07:01:21,788 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f2996284-0591-44a6-bafd-0fe96932b221/bin/ukojak/witness.graphml [2019-12-02 07:01:21,788 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 07:01:21,789 INFO L168 Benchmark]: Toolchain (without parser) took 585052.31 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.6 MB). Free memory was 929.9 MB in the beginning and 784.4 MB in the end (delta: 145.5 MB). Peak memory consumption was 483.2 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:21,789 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 07:01:21,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:21,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:21,790 INFO L168 Benchmark]: Boogie Preprocessor took 37.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:21,790 INFO L168 Benchmark]: RCFGBuilder took 1144.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 849.4 MB in the end (delta: 208.8 MB). Peak memory consumption was 208.8 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:21,790 INFO L168 Benchmark]: CodeCheck took 583382.82 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 241.7 MB). Free memory was 849.4 MB in the beginning and 808.4 MB in the end (delta: 40.9 MB). Peak memory consumption was 744.7 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:21,791 INFO L168 Benchmark]: Witness Printer took 92.55 ms. Allocated memory is still 1.4 GB. Free memory was 808.4 MB in the beginning and 784.4 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-12-02 07:01:21,792 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Result: SAFE, OverallTime: 568.2s, OverallIterations: 148, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 51665632 SDtfs, -2045256190 SDslu, 336740032 SDs, 0 SdLazy, 1655254934 SolverSat, 658629084 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 787.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 184932 GetRequests, 177357 SyntacticMatches, 5769 SemanticMatches, 1806 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2210000 ImplicationChecksByTransitivity, 530.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 60.8s InterpolantComputationTime, 27565 NumberOfCodeBlocks, 27565 NumberOfCodeBlocksAsserted, 147 NumberOfCheckSat, 27418 ConstructedInterpolants, 0 QuantifiedInterpolants, 44919863 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 147 InterpolantComputations, 121 PerfectInterpolantSequences, 33002/33192 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: 470]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((!(a20 == 1) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && 14 == a8) && a16 == 5)) || ((((!(a21 == 1) && 13 == a8) && a16 == 4) && a12 == 8) && a17 <= 0)) || ((((a21 <= 0 && 13 == a8) && a17 == 1) && a12 == 8) && a16 == 5)) || !(1 == a7)) || (((13 == a8 && a16 == 4) && a17 == 1) && a12 == 8)) || ((((!(a21 == 1) && 13 == a8) && a12 == 8) && a17 <= 0) && a16 == 6) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((!(a20 == 1) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && 14 == a8) && a16 == 5)) || ((((!(a21 == 1) && 13 == a8) && a16 == 4) && a12 == 8) && a17 <= 0)) || ((((a21 <= 0 && 13 == a8) && a17 == 1) && a12 == 8) && a16 == 5)) || !(1 == a7)) || (((13 == a8 && a16 == 4) && a17 == 1) && a12 == 8)) || ((((!(a21 == 1) && 13 == a8) && a12 == 8) && a17 <= 0) && a16 == 6) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 340.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1144.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 849.4 MB in the end (delta: 208.8 MB). Peak memory consumption was 208.8 MB. Max. memory is 11.5 GB. * CodeCheck took 583382.82 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 241.7 MB). Free memory was 849.4 MB in the beginning and 808.4 MB in the end (delta: 40.9 MB). Peak memory consumption was 744.7 MB. Max. memory is 11.5 GB. * Witness Printer took 92.55 ms. Allocated memory is still 1.4 GB. Free memory was 808.4 MB in the beginning and 784.4 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...