./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label03.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_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label03.c -s /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/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 a91f469417fecfcde25fa5a52b02f071d3462166 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 17:59:36,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 17:59:36,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 17:59:36,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 17:59:36,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 17:59:36,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 17:59:36,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 17:59:36,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 17:59:36,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 17:59:36,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 17:59:36,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 17:59:36,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 17:59:36,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 17:59:36,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 17:59:36,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 17:59:36,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 17:59:36,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 17:59:36,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 17:59:36,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 17:59:36,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 17:59:36,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 17:59:36,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 17:59:36,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 17:59:36,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 17:59:36,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 17:59:36,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 17:59:36,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 17:59:36,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 17:59:36,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 17:59:36,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 17:59:36,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 17:59:36,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 17:59:36,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 17:59:36,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 17:59:36,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 17:59:36,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 17:59:36,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 17:59:36,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 17:59:36,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 17:59:36,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 17:59:36,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 17:59:36,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 17:59:36,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 17:59:36,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 17:59:36,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 17:59:36,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 17:59:36,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 17:59:36,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 17:59:36,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 17:59:36,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 17:59:36,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 17:59:36,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 17:59:36,897 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 17:59:36,897 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 17:59:36,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 17:59:36,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 17:59:36,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 17:59:36,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 17:59:36,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 17:59:36,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 17:59:36,898 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 17:59:36,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 17:59:36,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 17:59:36,898 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_71e98d91-e4f1-4677-995a-c824440e55b8/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 -> a91f469417fecfcde25fa5a52b02f071d3462166 [2019-12-01 17:59:36,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 17:59:37,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 17:59:37,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 17:59:37,012 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 17:59:37,012 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 17:59:37,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2019-12-01 17:59:37,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/data/850c2b690/1a9c2e63ed6145d8a50ce358a49754be/FLAGb80f97445 [2019-12-01 17:59:37,517 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 17:59:37,518 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2019-12-01 17:59:37,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/data/850c2b690/1a9c2e63ed6145d8a50ce358a49754be/FLAGb80f97445 [2019-12-01 17:59:37,535 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/data/850c2b690/1a9c2e63ed6145d8a50ce358a49754be [2019-12-01 17:59:37,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 17:59:37,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 17:59:37,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 17:59:37,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 17:59:37,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 17:59:37,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c51c803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37, skipping insertion in model container [2019-12-01 17:59:37,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 17:59:37,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 17:59:37,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:59:37,815 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 17:59:37,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 17:59:37,880 INFO L208 MainTranslator]: Completed translation [2019-12-01 17:59:37,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37 WrapperNode [2019-12-01 17:59:37,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 17:59:37,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 17:59:37,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 17:59:37,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 17:59:37,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 17:59:37,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 17:59:37,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 17:59:37,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 17:59:37,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... [2019-12-01 17:59:37,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 17:59:37,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 17:59:37,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 17:59:37,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 17:59:37,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 17:59:38,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 17:59:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 17:59:39,090 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 17:59:39,090 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 17:59:39,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:59:39 BoogieIcfgContainer [2019-12-01 17:59:39,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 17:59:39,091 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 17:59:39,092 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 17:59:39,099 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 17:59:39,100 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:59:39" (1/1) ... [2019-12-01 17:59:39,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 17:59:39,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-12-01 17:59:39,134 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-12-01 17:59:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 17:59:39,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:59:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:39,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2019-12-01 17:59:39,700 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2019-12-01 17:59:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 17:59:39,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:59:39,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2019-12-01 17:59:39,902 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2019-12-01 17:59:39,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 17:59:39,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:59:40,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 154 states and 236 transitions. [2019-12-01 17:59:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 236 transitions. [2019-12-01 17:59:40,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 17:59:40,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:59:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:40,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 224 states and 321 transitions. [2019-12-01 17:59:40,479 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 321 transitions. [2019-12-01 17:59:40,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 17:59:40,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:59:40,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:40,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 234 states and 337 transitions. [2019-12-01 17:59:40,944 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 337 transitions. [2019-12-01 17:59:40,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 17:59:40,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:40,993 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:41,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 245 states and 355 transitions. [2019-12-01 17:59:41,515 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 355 transitions. [2019-12-01 17:59:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 17:59:41,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:41,548 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 250 states and 361 transitions. [2019-12-01 17:59:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 361 transitions. [2019-12-01 17:59:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 17:59:41,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:41,757 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:41,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:41,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 253 states and 364 transitions. [2019-12-01 17:59:41,852 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 364 transitions. [2019-12-01 17:59:41,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 17:59:41,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:41,876 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 17:59:42,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:42,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 264 states and 377 transitions. [2019-12-01 17:59:42,018 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 377 transitions. [2019-12-01 17:59:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 17:59:42,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:42,047 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:42,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 270 states and 386 transitions. [2019-12-01 17:59:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 386 transitions. [2019-12-01 17:59:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 17:59:42,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 273 states and 391 transitions. [2019-12-01 17:59:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 391 transitions. [2019-12-01 17:59:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 17:59:42,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:42,572 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:42,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:42,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 275 states and 393 transitions. [2019-12-01 17:59:42,595 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 393 transitions. [2019-12-01 17:59:42,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 17:59:42,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:42,649 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 17:59:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 283 states and 402 transitions. [2019-12-01 17:59:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 402 transitions. [2019-12-01 17:59:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 17:59:42,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 288 states and 409 transitions. [2019-12-01 17:59:43,313 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 409 transitions. [2019-12-01 17:59:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 17:59:43,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 301 states and 430 transitions. [2019-12-01 17:59:43,977 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 430 transitions. [2019-12-01 17:59:43,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 17:59:43,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:44,005 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:44,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:44,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 306 states and 436 transitions. [2019-12-01 17:59:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 436 transitions. [2019-12-01 17:59:44,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 17:59:44,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:44,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 309 states and 439 transitions. [2019-12-01 17:59:44,445 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 439 transitions. [2019-12-01 17:59:44,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 17:59:44,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:44,466 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:59:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 328 states and 461 transitions. [2019-12-01 17:59:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 461 transitions. [2019-12-01 17:59:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 17:59:44,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 345 states and 481 transitions. [2019-12-01 17:59:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 481 transitions. [2019-12-01 17:59:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 17:59:45,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 17:59:45,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:45,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 347 states and 482 transitions. [2019-12-01 17:59:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 482 transitions. [2019-12-01 17:59:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-01 17:59:45,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:45,411 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 17:59:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 377 states and 516 transitions. [2019-12-01 17:59:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 516 transitions. [2019-12-01 17:59:45,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 17:59:45,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:46,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:46,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 393 states and 532 transitions. [2019-12-01 17:59:46,535 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 532 transitions. [2019-12-01 17:59:46,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-01 17:59:46,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 415 states and 559 transitions. [2019-12-01 17:59:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 559 transitions. [2019-12-01 17:59:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-01 17:59:49,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:50,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:50,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 420 states and 563 transitions. [2019-12-01 17:59:50,153 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 563 transitions. [2019-12-01 17:59:50,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-01 17:59:50,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 17:59:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:50,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 428 states and 574 transitions. [2019-12-01 17:59:50,917 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 574 transitions. [2019-12-01 17:59:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-01 17:59:50,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 17:59:51,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:51,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 429 states and 575 transitions. [2019-12-01 17:59:51,167 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 575 transitions. [2019-12-01 17:59:51,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-01 17:59:51,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:53,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 438 states and 592 transitions. [2019-12-01 17:59:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 592 transitions. [2019-12-01 17:59:53,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-01 17:59:53,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:53,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:53,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 441 states and 597 transitions. [2019-12-01 17:59:53,895 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 597 transitions. [2019-12-01 17:59:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-12-01 17:59:53,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:54,002 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:54,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 443 states and 599 transitions. [2019-12-01 17:59:54,211 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 599 transitions. [2019-12-01 17:59:54,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-12-01 17:59:54,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:54,298 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 17:59:54,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 459 states and 618 transitions. [2019-12-01 17:59:54,641 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 618 transitions. [2019-12-01 17:59:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-12-01 17:59:54,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:54,668 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 17:59:54,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 470 states and 630 transitions. [2019-12-01 17:59:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 630 transitions. [2019-12-01 17:59:54,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-01 17:59:54,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 17:59:56,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 509 states and 676 transitions. [2019-12-01 17:59:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 676 transitions. [2019-12-01 17:59:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-01 17:59:56,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 17:59:57,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 516 states and 682 transitions. [2019-12-01 17:59:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 682 transitions. [2019-12-01 17:59:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-12-01 17:59:57,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:57,117 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 17:59:57,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 17:59:57,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 519 states and 685 transitions. [2019-12-01 17:59:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 685 transitions. [2019-12-01 17:59:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-01 17:59:57,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 17:59:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 17:59:57,765 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:00,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 550 states and 727 transitions. [2019-12-01 18:00:00,586 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 727 transitions. [2019-12-01 18:00:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-01 18:00:00,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:00,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:00,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 553 states and 731 transitions. [2019-12-01 18:00:00,937 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 731 transitions. [2019-12-01 18:00:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-12-01 18:00:00,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:00,993 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 555 states and 733 transitions. [2019-12-01 18:00:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 733 transitions. [2019-12-01 18:00:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-01 18:00:01,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 18:00:01,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:01,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 580 states and 763 transitions. [2019-12-01 18:00:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 763 transitions. [2019-12-01 18:00:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-12-01 18:00:01,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 18:00:02,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 587 states and 770 transitions. [2019-12-01 18:00:02,008 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 770 transitions. [2019-12-01 18:00:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 18:00:02,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:02,701 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 619 states and 814 transitions. [2019-12-01 18:00:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 814 transitions. [2019-12-01 18:00:07,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-12-01 18:00:07,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:09,363 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2019-12-01 18:00:10,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:10,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 626 states and 823 transitions. [2019-12-01 18:00:10,511 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 823 transitions. [2019-12-01 18:00:10,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-01 18:00:10,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 18:00:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 642 states and 838 transitions. [2019-12-01 18:00:10,605 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 838 transitions. [2019-12-01 18:00:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-01 18:00:10,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 18:00:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 645 states and 841 transitions. [2019-12-01 18:00:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 841 transitions. [2019-12-01 18:00:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-01 18:00:11,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:11,780 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-12-01 18:00:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:16,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 710 states and 908 transitions. [2019-12-01 18:00:16,457 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 908 transitions. [2019-12-01 18:00:16,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-12-01 18:00:16,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 18:00:18,926 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-12-01 18:00:19,247 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2019-12-01 18:00:22,007 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-12-01 18:00:24,411 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-12-01 18:00:25,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 765 states and 968 transitions. [2019-12-01 18:00:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 968 transitions. [2019-12-01 18:00:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-12-01 18:00:25,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:26,709 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 830 states and 1047 transitions. [2019-12-01 18:00:31,395 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1047 transitions. [2019-12-01 18:00:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-12-01 18:00:31,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 837 states and 1054 transitions. [2019-12-01 18:00:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1054 transitions. [2019-12-01 18:00:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-12-01 18:00:32,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 18:00:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 838 states and 1054 transitions. [2019-12-01 18:00:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1054 transitions. [2019-12-01 18:00:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-12-01 18:00:32,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 877 states and 1093 transitions. [2019-12-01 18:00:32,407 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1093 transitions. [2019-12-01 18:00:32,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-01 18:00:32,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 18:00:34,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:34,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 887 states and 1107 transitions. [2019-12-01 18:00:34,017 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1107 transitions. [2019-12-01 18:00:34,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-12-01 18:00:34,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 18:00:34,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:34,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 890 states and 1110 transitions. [2019-12-01 18:00:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1110 transitions. [2019-12-01 18:00:34,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-12-01 18:00:34,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 18:00:35,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 959 states and 1180 transitions. [2019-12-01 18:00:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1180 transitions. [2019-12-01 18:00:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 18:00:35,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:35,691 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:00:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 979 states and 1207 transitions. [2019-12-01 18:00:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1207 transitions. [2019-12-01 18:00:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 18:00:37,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:37,788 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:00:38,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:38,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 981 states and 1208 transitions. [2019-12-01 18:00:38,153 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1208 transitions. [2019-12-01 18:00:38,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-12-01 18:00:38,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 18:00:38,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:38,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 983 states and 1210 transitions. [2019-12-01 18:00:38,742 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1210 transitions. [2019-12-01 18:00:38,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-01 18:00:38,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 18:00:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 985 states and 1212 transitions. [2019-12-01 18:00:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1212 transitions. [2019-12-01 18:00:38,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 18:00:38,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:38,908 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:00:39,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:39,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 987 states and 1214 transitions. [2019-12-01 18:00:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1214 transitions. [2019-12-01 18:00:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-01 18:00:39,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:00:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:39,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 989 states and 1215 transitions. [2019-12-01 18:00:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1215 transitions. [2019-12-01 18:00:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-01 18:00:39,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:39,759 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 18:00:40,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:40,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 992 states and 1219 transitions. [2019-12-01 18:00:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1219 transitions. [2019-12-01 18:00:40,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 18:00:40,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:43,978 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2019-12-01 18:00:44,274 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-12-01 18:00:45,702 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2019-12-01 18:00:46,225 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-12-01 18:00:47,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1018 states and 1249 transitions. [2019-12-01 18:00:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1249 transitions. [2019-12-01 18:00:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 18:00:47,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:47,348 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:47,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1021 states and 1253 transitions. [2019-12-01 18:00:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1253 transitions. [2019-12-01 18:00:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 18:00:47,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:47,835 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:00:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:51,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1059 states and 1297 transitions. [2019-12-01 18:00:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1297 transitions. [2019-12-01 18:00:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 18:00:51,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:51,123 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:00:51,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1061 states and 1300 transitions. [2019-12-01 18:00:51,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1300 transitions. [2019-12-01 18:00:51,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 18:00:51,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:51,587 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:00:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:00:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1092 states and 1336 transitions. [2019-12-01 18:00:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1336 transitions. [2019-12-01 18:00:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-01 18:00:53,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:00:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:00:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:00:55,260 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2019-12-01 18:01:01,074 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2019-12-01 18:01:03,397 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-12-01 18:01:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1152 states and 1403 transitions. [2019-12-01 18:01:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1403 transitions. [2019-12-01 18:01:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-01 18:01:06,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:06,905 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:01:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1183 states and 1436 transitions. [2019-12-01 18:01:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1436 transitions. [2019-12-01 18:01:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-12-01 18:01:09,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:09,364 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:01:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:11,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1207 states and 1463 transitions. [2019-12-01 18:01:11,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1463 transitions. [2019-12-01 18:01:11,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 18:01:11,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:11,996 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 186 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:01:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1208 states and 1464 transitions. [2019-12-01 18:01:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1464 transitions. [2019-12-01 18:01:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 18:01:15,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 186 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:01:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1212 states and 1468 transitions. [2019-12-01 18:01:15,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1468 transitions. [2019-12-01 18:01:15,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 18:01:15,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:16,086 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 186 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:01:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:18,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1229 states and 1486 transitions. [2019-12-01 18:01:18,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1486 transitions. [2019-12-01 18:01:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 18:01:18,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:01:23,916 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-12-01 18:01:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:36,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1284 states and 1560 transitions. [2019-12-01 18:01:36,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1560 transitions. [2019-12-01 18:01:36,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 18:01:36,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:01:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:42,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1328 states and 1612 transitions. [2019-12-01 18:01:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1612 transitions. [2019-12-01 18:01:42,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 18:01:42,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:42,569 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:01:47,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1361 states and 1646 transitions. [2019-12-01 18:01:47,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1646 transitions. [2019-12-01 18:01:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 18:01:47,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:49,276 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:01:52,867 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-12-01 18:01:54,958 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-12-01 18:01:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:57,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1409 states and 1701 transitions. [2019-12-01 18:01:57,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1701 transitions. [2019-12-01 18:01:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-01 18:01:57,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 18:01:58,972 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2019-12-01 18:01:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:01:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1411 states and 1701 transitions. [2019-12-01 18:01:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1701 transitions. [2019-12-01 18:01:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-01 18:01:59,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:01:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:01:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-12-01 18:02:00,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:00,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1481 states and 1777 transitions. [2019-12-01 18:02:00,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1777 transitions. [2019-12-01 18:02:00,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-01 18:02:00,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 18:02:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1485 states and 1784 transitions. [2019-12-01 18:02:06,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1784 transitions. [2019-12-01 18:02:06,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-01 18:02:06,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 18:02:08,126 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-12-01 18:02:08,511 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-12-01 18:02:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:09,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1488 states and 1788 transitions. [2019-12-01 18:02:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 1788 transitions. [2019-12-01 18:02:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-01 18:02:09,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-12-01 18:02:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:12,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1558 states and 1863 transitions. [2019-12-01 18:02:12,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1863 transitions. [2019-12-01 18:02:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-12-01 18:02:12,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-01 18:02:14,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1628 states and 1939 transitions. [2019-12-01 18:02:14,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1939 transitions. [2019-12-01 18:02:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-12-01 18:02:14,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:14,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-12-01 18:02:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:18,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1697 states and 2013 transitions. [2019-12-01 18:02:18,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2013 transitions. [2019-12-01 18:02:18,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-12-01 18:02:18,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:21,606 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 18:02:27,422 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-12-01 18:02:55,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:55,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1832 states and 2179 transitions. [2019-12-01 18:02:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2179 transitions. [2019-12-01 18:02:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-01 18:02:55,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 18:02:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:02:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1836 states and 2186 transitions. [2019-12-01 18:02:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2186 transitions. [2019-12-01 18:02:58,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-01 18:02:58,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:02:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:02:59,204 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 18:03:00,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:03:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1839 states and 2190 transitions. [2019-12-01 18:03:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2190 transitions. [2019-12-01 18:03:00,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-01 18:03:00,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:03:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:03:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 18:03:08,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:03:08,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1863 states and 2215 transitions. [2019-12-01 18:03:08,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2215 transitions. [2019-12-01 18:03:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-12-01 18:03:08,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:03:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:03:08,517 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 18:03:09,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:03:09,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1865 states and 2216 transitions. [2019-12-01 18:03:09,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2216 transitions. [2019-12-01 18:03:09,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-12-01 18:03:09,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:03:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:03:09,654 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 189 proven. 11 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2019-12-01 18:03:10,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:03:10,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1867 states and 2219 transitions. [2019-12-01 18:03:10,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2219 transitions. [2019-12-01 18:03:10,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-12-01 18:03:10,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:03:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:03:11,270 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-12-01 18:03:28,075 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2019-12-01 18:03:29,180 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2019-12-01 18:03:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:03:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1989 states and 2360 transitions. [2019-12-01 18:03:30,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2360 transitions. [2019-12-01 18:03:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-12-01 18:03:30,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:03:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:03:32,424 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-12-01 18:03:34,804 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-12-01 18:03:36,079 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-12-01 18:03:37,000 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-12-01 18:03:41,149 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-12-01 18:03:47,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:03:47,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2032 states and 2406 transitions. [2019-12-01 18:03:47,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2406 transitions. [2019-12-01 18:03:47,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-12-01 18:03:47,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:03:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:03:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-12-01 18:03:48,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:03:48,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2032 states and 2405 transitions. [2019-12-01 18:03:48,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2405 transitions. [2019-12-01 18:03:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-12-01 18:03:48,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:03:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:03:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-01 18:04:05,570 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2019-12-01 18:04:07,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:07,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2080 states and 2455 transitions. [2019-12-01 18:04:07,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2455 transitions. [2019-12-01 18:04:07,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-01 18:04:07,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:09,327 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-01 18:04:12,171 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2019-12-01 18:04:16,236 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2019-12-01 18:04:17,622 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2019-12-01 18:04:19,108 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2019-12-01 18:04:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2098 states and 2475 transitions. [2019-12-01 18:04:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2475 transitions. [2019-12-01 18:04:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-01 18:04:23,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-01 18:04:25,228 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 33 [2019-12-01 18:04:25,617 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-12-01 18:04:28,329 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-12-01 18:04:32,023 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-12-01 18:04:35,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:35,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2138 states and 2517 transitions. [2019-12-01 18:04:35,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2517 transitions. [2019-12-01 18:04:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-01 18:04:35,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:35,527 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-01 18:04:35,933 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-12-01 18:04:40,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:40,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2159 states and 2538 transitions. [2019-12-01 18:04:40,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 2538 transitions. [2019-12-01 18:04:40,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-01 18:04:40,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-01 18:04:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2160 states and 2538 transitions. [2019-12-01 18:04:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2538 transitions. [2019-12-01 18:04:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-12-01 18:04:40,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-12-01 18:04:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:42,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2165 states and 2542 transitions. [2019-12-01 18:04:42,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2542 transitions. [2019-12-01 18:04:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-12-01 18:04:42,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:44,116 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 23 [2019-12-01 18:04:44,273 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 18:04:48,648 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-12-01 18:04:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2179 states and 2559 transitions. [2019-12-01 18:04:57,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2559 transitions. [2019-12-01 18:04:57,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-12-01 18:04:57,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:57,274 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 18:04:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2247 states and 2628 transitions. [2019-12-01 18:04:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2628 transitions. [2019-12-01 18:04:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-12-01 18:04:58,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:04:58,854 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-12-01 18:04:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:04:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2249 states and 2629 transitions. [2019-12-01 18:04:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2629 transitions. [2019-12-01 18:04:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-12-01 18:04:59,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:04:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-12-01 18:05:03,725 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2019-12-01 18:05:09,178 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-12-01 18:05:12,178 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2019-12-01 18:05:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:14,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2310 states and 2692 transitions. [2019-12-01 18:05:14,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2692 transitions. [2019-12-01 18:05:14,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-12-01 18:05:14,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 18:05:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2314 states and 2698 transitions. [2019-12-01 18:05:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 2698 transitions. [2019-12-01 18:05:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-12-01 18:05:20,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:20,987 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-12-01 18:05:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 2317 states and 2701 transitions. [2019-12-01 18:05:22,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 2701 transitions. [2019-12-01 18:05:22,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 18:05:22,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:23,679 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-01 18:05:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2337 states and 2721 transitions. [2019-12-01 18:05:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 2721 transitions. [2019-12-01 18:05:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 18:05:31,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-01 18:05:34,292 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-12-01 18:05:36,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2356 states and 2741 transitions. [2019-12-01 18:05:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 2741 transitions. [2019-12-01 18:05:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-12-01 18:05:36,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:37,345 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-12-01 18:05:38,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:38,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2358 states and 2742 transitions. [2019-12-01 18:05:38,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2742 transitions. [2019-12-01 18:05:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-12-01 18:05:38,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:41,780 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2019-12-01 18:05:43,212 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2019-12-01 18:05:44,421 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-01 18:05:50,410 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-12-01 18:05:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:53,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 2380 states and 2768 transitions. [2019-12-01 18:05:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2768 transitions. [2019-12-01 18:05:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-12-01 18:05:53,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:53,796 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-01 18:05:56,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:05:56,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2406 states and 2792 transitions. [2019-12-01 18:05:56,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2792 transitions. [2019-12-01 18:05:56,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-01 18:05:56,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:05:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:05:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 541 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-01 18:05:59,407 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-12-01 18:06:01,351 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-12-01 18:06:04,059 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-12-01 18:06:04,567 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-12-01 18:06:07,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:06:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2467 states and 2856 transitions. [2019-12-01 18:06:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 2856 transitions. [2019-12-01 18:06:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-12-01 18:06:07,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:06:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:06:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 541 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-01 18:06:07,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:06:07,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2475 states and 2863 transitions. [2019-12-01 18:06:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 2863 transitions. [2019-12-01 18:06:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-12-01 18:06:07,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:06:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:06:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-01 18:06:12,464 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-12-01 18:06:15,041 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-12-01 18:06:22,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:06:22,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2521 states and 2918 transitions. [2019-12-01 18:06:22,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 2918 transitions. [2019-12-01 18:06:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-12-01 18:06:22,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:06:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:06:22,948 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-12-01 18:06:24,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:06:24,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2587 states and 2984 transitions. [2019-12-01 18:06:24,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 2984 transitions. [2019-12-01 18:06:24,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-01 18:06:24,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:06:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:06:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 18:06:33,128 WARN L192 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2019-12-01 18:06:34,736 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-12-01 18:06:36,179 WARN L192 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-12-01 18:06:38,042 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-12-01 18:06:38,703 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-12-01 18:06:39,393 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-12-01 18:06:39,986 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-12-01 18:06:40,375 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-12-01 18:06:41,098 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-12-01 18:06:41,788 WARN L192 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-12-01 18:06:44,044 WARN L192 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-12-01 18:06:45,578 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-12-01 18:06:47,375 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2019-12-01 18:06:49,582 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-12-01 18:06:50,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:06:50,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 2630 states and 3030 transitions. [2019-12-01 18:06:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 3030 transitions. [2019-12-01 18:06:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-12-01 18:06:50,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:06:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:06:50,899 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 513 proven. 94 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 18:06:51,232 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-12-01 18:06:52,760 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-12-01 18:06:53,407 WARN L192 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-12-01 18:06:54,015 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-12-01 18:06:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:06:57,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2656 states and 3054 transitions. [2019-12-01 18:06:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 3054 transitions. [2019-12-01 18:06:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-12-01 18:06:57,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:06:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:02,035 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2019-12-01 18:07:03,587 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2019-12-01 18:07:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-01 18:07:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:12,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 2660 states and 3060 transitions. [2019-12-01 18:07:12,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3060 transitions. [2019-12-01 18:07:12,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-12-01 18:07:12,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-12-01 18:07:16,929 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2019-12-01 18:07:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:20,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 2708 states and 3111 transitions. [2019-12-01 18:07:20,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 3111 transitions. [2019-12-01 18:07:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2019-12-01 18:07:20,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 291 proven. 319 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2019-12-01 18:07:30,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:30,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 2778 states and 3187 transitions. [2019-12-01 18:07:30,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3187 transitions. [2019-12-01 18:07:30,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-01 18:07:30,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-01 18:07:32,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:32,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2843 states and 3253 transitions. [2019-12-01 18:07:32,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 3253 transitions. [2019-12-01 18:07:32,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-01 18:07:32,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-01 18:07:33,108 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2019-12-01 18:07:33,506 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-12-01 18:07:35,765 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2019-12-01 18:07:37,486 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2019-12-01 18:07:41,654 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2019-12-01 18:07:47,135 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 26 [2019-12-01 18:07:51,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:51,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 2908 states and 3326 transitions. [2019-12-01 18:07:51,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3326 transitions. [2019-12-01 18:07:51,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-01 18:07:51,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:51,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-01 18:07:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:52,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 2972 states and 3390 transitions. [2019-12-01 18:07:52,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 3390 transitions. [2019-12-01 18:07:52,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-01 18:07:52,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:52,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-01 18:07:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 2977 states and 3395 transitions. [2019-12-01 18:07:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 3395 transitions. [2019-12-01 18:07:56,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-01 18:07:56,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:07:56,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-01 18:07:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:07:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 2981 states and 3399 transitions. [2019-12-01 18:07:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 3399 transitions. [2019-12-01 18:07:59,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2019-12-01 18:07:59,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:07:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:08:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 435 proven. 390 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-12-01 18:08:00,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:08:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 2702 states and 3091 transitions. [2019-12-01 18:08:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3091 transitions. [2019-12-01 18:08:00,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 18:08:00,929 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 123 iterations. [2019-12-01 18:08:00,935 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 18:08:01,227 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 52 [2019-12-01 18:08:01,513 WARN L192 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2019-12-01 18:08:01,777 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 43 [2019-12-01 18:08:02,029 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 46 [2019-12-01 18:08:02,263 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 43 [2019-12-01 18:08:02,367 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2019-12-01 18:08:02,691 WARN L192 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 54 [2019-12-01 18:08:02,968 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 33 [2019-12-01 18:08:03,240 WARN L192 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 43 [2019-12-01 18:08:03,517 WARN L192 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 43 [2019-12-01 18:08:03,628 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2019-12-01 18:08:03,740 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2019-12-01 18:08:03,906 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 33 [2019-12-01 18:08:04,320 WARN L192 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 53 [2019-12-01 18:08:04,676 WARN L192 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 43 [2019-12-01 18:08:04,834 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 35 [2019-12-01 18:08:05,072 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 43 [2019-12-01 18:08:05,340 WARN L192 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 43 [2019-12-01 18:08:05,479 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2019-12-01 18:08:05,590 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 33 [2019-12-01 18:08:05,941 WARN L192 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 53 [2019-12-01 18:08:06,044 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2019-12-01 18:08:06,156 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2019-12-01 18:08:06,417 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 43 [2019-12-01 18:08:06,692 WARN L192 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 44 [2019-12-01 18:08:06,930 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 41 [2019-12-01 18:08:07,320 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 55 [2019-12-01 18:08:07,483 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2019-12-01 18:08:07,834 WARN L192 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 46 [2019-12-01 18:08:08,202 WARN L192 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 44 [2019-12-01 18:08:08,462 WARN L192 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 44 [2019-12-01 18:08:08,640 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 35 [2019-12-01 18:08:08,934 WARN L192 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 39 [2019-12-01 18:08:09,110 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 35 [2019-12-01 18:08:09,709 WARN L192 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 44 [2019-12-01 18:08:10,455 WARN L192 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 44 [2019-12-01 18:08:10,561 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 35 [2019-12-01 18:08:10,807 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 44 [2019-12-01 18:08:11,147 WARN L192 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 54 [2019-12-01 18:08:11,286 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 35 [2019-12-01 18:08:11,524 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 43 [2019-12-01 18:08:11,627 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2019-12-01 18:08:11,862 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 44 [2019-12-01 18:08:12,189 WARN L192 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 54 [2019-12-01 18:08:12,579 WARN L192 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 55 [2019-12-01 18:08:12,902 WARN L192 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 55 [2019-12-01 18:08:13,054 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 35 [2019-12-01 18:08:13,163 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2019-12-01 18:08:13,475 WARN L192 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 53 [2019-12-01 18:08:13,769 WARN L192 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 33 [2019-12-01 18:08:13,880 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2019-12-01 18:08:14,137 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 46 [2019-12-01 18:08:14,280 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 35 [2019-12-01 18:08:14,615 WARN L192 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 53 [2019-12-01 18:08:14,719 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2019-12-01 18:08:14,996 WARN L192 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 52 [2019-12-01 18:08:15,242 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2019-12-01 18:08:16,092 WARN L192 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 76 [2019-12-01 18:08:16,193 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 33 [2019-12-01 18:08:16,295 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 35 [2019-12-01 18:08:16,551 WARN L192 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2019-12-01 18:08:16,805 WARN L192 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 46 [2019-12-01 18:08:17,089 WARN L192 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 43 [2019-12-01 18:08:17,235 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 35 [2019-12-01 18:08:17,534 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 41 [2019-12-01 18:08:18,013 WARN L192 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 54 [2019-12-01 18:08:18,528 WARN L192 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 53 [2019-12-01 18:08:18,912 WARN L192 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 43 [2019-12-01 18:08:18,913 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:08:18,918 INFO L569 CodeCheckObserver]: Invariant with dag size 33 [2019-12-01 18:08:18,928 INFO L569 CodeCheckObserver]: Invariant with dag size 33 [2019-12-01 18:08:18,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:08:18 ImpRootNode [2019-12-01 18:08:18,930 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 18:08:18,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 18:08:18,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 18:08:18,930 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 18:08:18,931 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:59:39" (3/4) ... [2019-12-01 18:08:18,934 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 18:08:18,949 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 98 nodes and edges [2019-12-01 18:08:18,950 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-12-01 18:08:18,952 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-12-01 18:08:18,953 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 18:08:19,038 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_71e98d91-e4f1-4677-995a-c824440e55b8/bin/ukojak/witness.graphml [2019-12-01 18:08:19,038 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 18:08:19,040 INFO L168 Benchmark]: Toolchain (without parser) took 521501.25 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 498.6 MB). Free memory was 935.4 MB in the beginning and 876.2 MB in the end (delta: 59.2 MB). Peak memory consumption was 557.8 MB. Max. memory is 11.5 GB. [2019-12-01 18:08:19,040 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 18:08:19,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2019-12-01 18:08:19,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 18:08:19,041 INFO L168 Benchmark]: Boogie Preprocessor took 41.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 18:08:19,041 INFO L168 Benchmark]: RCFGBuilder took 1118.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 827.8 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. [2019-12-01 18:08:19,041 INFO L168 Benchmark]: CodeCheck took 519838.47 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 412.6 MB). Free memory was 827.8 MB in the beginning and 907.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 944.5 MB. Max. memory is 11.5 GB. [2019-12-01 18:08:19,042 INFO L168 Benchmark]: Witness Printer took 108.29 ms. Allocated memory is still 1.5 GB. Free memory was 907.7 MB in the beginning and 876.2 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-12-01 18:08:19,043 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: 501.8s, OverallIterations: 123, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -708471012 SDtfs, 374698216 SDslu, -1082678632 SDs, 0 SdLazy, -862626060 SolverSat, -497090048 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 745.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 163701 GetRequests, 155779 SyntacticMatches, 6148 SemanticMatches, 1774 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2353096 ImplicationChecksByTransitivity, 461.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 58.3s InterpolantComputationTime, 24227 NumberOfCodeBlocks, 24227 NumberOfCodeBlocksAsserted, 122 NumberOfCheckSat, 24105 ConstructedInterpolants, 0 QuantifiedInterpolants, 44332268 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 122 InterpolantComputations, 86 PerfectInterpolantSequences, 30375/33633 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: 563]: 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: ((((((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 == 1) && 14 == a8)) || !(1 == a7)) || !(a16 == 5)) || ((((a21 <= 0 && 13 == a8) && a17 == 1) && a12 == 8) && a20 == 1)) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 <= 0) && 14 == a8) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && a20 == 1) && 14 == a8)) || !(1 == a7)) || !(a16 == 5)) || ((((a21 <= 0 && 13 == a8) && a17 == 1) && a12 == 8) && a20 == 1)) || ((((a12 == 8 && a17 <= 0) && a21 == 1) && 15 == a8) && a20 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 955.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 341.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 86.0 MB). Free memory was 935.4 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.19 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 41.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1118.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 827.8 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. * CodeCheck took 519838.47 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 412.6 MB). Free memory was 827.8 MB in the beginning and 907.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 944.5 MB. Max. memory is 11.5 GB. * Witness Printer took 108.29 ms. Allocated memory is still 1.5 GB. Free memory was 907.7 MB in the beginning and 876.2 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...