./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label20.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_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/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 5360c3d4aebe9582cd01259f723ea710f280bf1f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 04:56:34,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 04:56:34,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 04:56:34,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 04:56:34,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 04:56:34,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 04:56:34,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 04:56:34,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 04:56:34,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 04:56:34,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 04:56:34,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 04:56:34,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 04:56:34,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 04:56:34,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 04:56:34,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 04:56:34,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 04:56:34,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 04:56:34,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 04:56:34,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 04:56:34,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 04:56:34,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 04:56:34,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 04:56:34,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 04:56:34,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 04:56:34,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 04:56:34,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 04:56:34,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 04:56:34,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 04:56:34,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 04:56:34,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 04:56:34,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 04:56:34,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 04:56:34,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 04:56:34,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 04:56:34,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 04:56:34,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 04:56:34,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 04:56:34,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 04:56:34,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 04:56:34,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 04:56:34,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 04:56:34,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 04:56:34,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 04:56:34,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 04:56:34,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 04:56:34,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 04:56:34,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 04:56:34,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 04:56:34,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 04:56:34,968 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 04:56:34,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 04:56:34,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 04:56:34,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 04:56:34,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 04:56:34,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 04:56:34,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 04:56:34,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 04:56:34,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 04:56:34,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 04:56:34,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 04:56:34,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 04:56:34,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 04:56:34,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 04:56:34,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 04:56:34,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 04:56:34,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 04:56:34,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 04:56:34,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 04:56:34,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 04:56:34,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 04:56:34,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 04:56:34,970 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_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/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 -> 5360c3d4aebe9582cd01259f723ea710f280bf1f [2019-12-02 04:56:35,068 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 04:56:35,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 04:56:35,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 04:56:35,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 04:56:35,083 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 04:56:35,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label20.c [2019-12-02 04:56:35,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/data/38e9272c6/8624263ad4ea4e118ba9964495b706e2/FLAG95fe82389 [2019-12-02 04:56:35,514 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 04:56:35,515 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/sv-benchmarks/c/eca-rers2012/Problem02_label20.c [2019-12-02 04:56:35,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/data/38e9272c6/8624263ad4ea4e118ba9964495b706e2/FLAG95fe82389 [2019-12-02 04:56:35,534 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/data/38e9272c6/8624263ad4ea4e118ba9964495b706e2 [2019-12-02 04:56:35,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 04:56:35,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 04:56:35,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 04:56:35,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 04:56:35,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 04:56:35,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c1cac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35, skipping insertion in model container [2019-12-02 04:56:35,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 04:56:35,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 04:56:35,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 04:56:35,847 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 04:56:35,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 04:56:35,910 INFO L208 MainTranslator]: Completed translation [2019-12-02 04:56:35,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35 WrapperNode [2019-12-02 04:56:35,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 04:56:35,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 04:56:35,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 04:56:35,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 04:56:35,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 04:56:35,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 04:56:35,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 04:56:35,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 04:56:35,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:35,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... [2019-12-02 04:56:36,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 04:56:36,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 04:56:36,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 04:56:36,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 04:56:36,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:56:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 04:56:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 04:56:36,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 04:56:37,104 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 04:56:37,104 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-02 04:56:37,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:56:37 BoogieIcfgContainer [2019-12-02 04:56:37,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 04:56:37,106 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 04:56:37,106 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 04:56:37,113 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 04:56:37,113 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:56:37" (1/1) ... [2019-12-02 04:56:37,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 04:56:37,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:37,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-12-02 04:56:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-12-02 04:56:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-12-02 04:56:37,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:37,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:56:37,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:37,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2019-12-02 04:56:37,701 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2019-12-02 04:56:37,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-02 04:56:37,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 04:56:38,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 242 states and 325 transitions. [2019-12-02 04:56:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 325 transitions. [2019-12-02 04:56:38,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-02 04:56:38,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:38,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-02 04:56:38,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 243 states and 326 transitions. [2019-12-02 04:56:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2019-12-02 04:56:38,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-02 04:56:38,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:38,339 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 04:56:38,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:38,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 249 states and 333 transitions. [2019-12-02 04:56:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 333 transitions. [2019-12-02 04:56:38,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-12-02 04:56:38,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:38,522 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:38,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:38,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 266 states and 360 transitions. [2019-12-02 04:56:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 360 transitions. [2019-12-02 04:56:38,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-02 04:56:38,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:39,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 284 states and 385 transitions. [2019-12-02 04:56:39,121 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 385 transitions. [2019-12-02 04:56:39,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-02 04:56:39,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:39,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:39,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 305 states and 414 transitions. [2019-12-02 04:56:39,478 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 414 transitions. [2019-12-02 04:56:39,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-02 04:56:39,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:39,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 309 states and 421 transitions. [2019-12-02 04:56:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 421 transitions. [2019-12-02 04:56:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-02 04:56:39,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:39,726 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 04:56:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 327 states and 443 transitions. [2019-12-02 04:56:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 443 transitions. [2019-12-02 04:56:40,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-12-02 04:56:40,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:40,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:40,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 331 states and 447 transitions. [2019-12-02 04:56:40,164 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 447 transitions. [2019-12-02 04:56:40,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-02 04:56:40,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:40,186 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 04:56:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 332 states and 449 transitions. [2019-12-02 04:56:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 449 transitions. [2019-12-02 04:56:40,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-02 04:56:40,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:40,367 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 04:56:40,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:40,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 335 states and 453 transitions. [2019-12-02 04:56:40,483 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 453 transitions. [2019-12-02 04:56:40,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-12-02 04:56:40,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:40,569 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 04:56:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 346 states and 469 transitions. [2019-12-02 04:56:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 469 transitions. [2019-12-02 04:56:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-02 04:56:40,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 04:56:41,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:41,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 347 states and 472 transitions. [2019-12-02 04:56:41,112 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 472 transitions. [2019-12-02 04:56:41,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-02 04:56:41,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 04:56:41,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 364 states and 490 transitions. [2019-12-02 04:56:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 490 transitions. [2019-12-02 04:56:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-12-02 04:56:41,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:41,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 394 states and 529 transitions. [2019-12-02 04:56:42,240 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 529 transitions. [2019-12-02 04:56:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-02 04:56:42,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:42,339 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:43,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 424 states and 565 transitions. [2019-12-02 04:56:43,278 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 565 transitions. [2019-12-02 04:56:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-12-02 04:56:43,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:43,349 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:43,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 427 states and 569 transitions. [2019-12-02 04:56:43,483 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 569 transitions. [2019-12-02 04:56:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-12-02 04:56:43,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:43,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:43,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 443 states and 587 transitions. [2019-12-02 04:56:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 587 transitions. [2019-12-02 04:56:43,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-12-02 04:56:43,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:43,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:43,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 444 states and 589 transitions. [2019-12-02 04:56:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 589 transitions. [2019-12-02 04:56:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-12-02 04:56:43,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:43,996 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:44,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 463 states and 611 transitions. [2019-12-02 04:56:44,271 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 611 transitions. [2019-12-02 04:56:44,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-12-02 04:56:44,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 04:56:44,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 467 states and 614 transitions. [2019-12-02 04:56:44,419 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 614 transitions. [2019-12-02 04:56:44,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-02 04:56:44,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:44,495 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 04:56:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:44,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 499 states and 646 transitions. [2019-12-02 04:56:44,696 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 646 transitions. [2019-12-02 04:56:44,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-02 04:56:44,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:44,722 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 04:56:44,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:44,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 504 states and 650 transitions. [2019-12-02 04:56:44,747 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 650 transitions. [2019-12-02 04:56:44,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-12-02 04:56:44,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:44,775 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:45,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:45,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 518 states and 665 transitions. [2019-12-02 04:56:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 665 transitions. [2019-12-02 04:56:45,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-12-02 04:56:45,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 530 states and 676 transitions. [2019-12-02 04:56:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 676 transitions. [2019-12-02 04:56:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-02 04:56:45,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:45,507 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:47,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 570 states and 728 transitions. [2019-12-02 04:56:47,084 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 728 transitions. [2019-12-02 04:56:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-02 04:56:47,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:47,127 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 585 states and 742 transitions. [2019-12-02 04:56:47,374 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 742 transitions. [2019-12-02 04:56:47,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-12-02 04:56:47,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:47,417 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 94 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:47,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:47,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 597 states and 753 transitions. [2019-12-02 04:56:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 753 transitions. [2019-12-02 04:56:47,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-12-02 04:56:47,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:47,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:47,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 616 states and 772 transitions. [2019-12-02 04:56:47,751 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 772 transitions. [2019-12-02 04:56:47,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-12-02 04:56:47,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-02 04:56:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 617 states and 773 transitions. [2019-12-02 04:56:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 773 transitions. [2019-12-02 04:56:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 04:56:47,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:48,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:48,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 622 states and 780 transitions. [2019-12-02 04:56:48,018 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 780 transitions. [2019-12-02 04:56:48,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-12-02 04:56:48,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 624 states and 782 transitions. [2019-12-02 04:56:48,068 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 782 transitions. [2019-12-02 04:56:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-12-02 04:56:48,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:48,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 625 states and 783 transitions. [2019-12-02 04:56:48,120 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 783 transitions. [2019-12-02 04:56:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-12-02 04:56:48,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:48,186 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 04:56:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 639 states and 797 transitions. [2019-12-02 04:56:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 797 transitions. [2019-12-02 04:56:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-12-02 04:56:48,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-12-02 04:56:48,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:48,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 641 states and 798 transitions. [2019-12-02 04:56:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 798 transitions. [2019-12-02 04:56:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-12-02 04:56:48,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:48,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:48,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 660 states and 820 transitions. [2019-12-02 04:56:48,932 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 820 transitions. [2019-12-02 04:56:48,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-12-02 04:56:48,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:48,978 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 661 states and 821 transitions. [2019-12-02 04:56:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 821 transitions. [2019-12-02 04:56:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-12-02 04:56:49,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:49,027 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:49,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:49,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 664 states and 824 transitions. [2019-12-02 04:56:49,051 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 824 transitions. [2019-12-02 04:56:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 04:56:49,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:49,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:49,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 665 states and 825 transitions. [2019-12-02 04:56:49,284 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 825 transitions. [2019-12-02 04:56:49,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-02 04:56:49,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:49,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 680 states and 839 transitions. [2019-12-02 04:56:49,849 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 839 transitions. [2019-12-02 04:56:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-02 04:56:49,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:49,900 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 693 states and 853 transitions. [2019-12-02 04:56:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 853 transitions. [2019-12-02 04:56:50,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-02 04:56:50,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:50,749 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 04:56:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 696 states and 856 transitions. [2019-12-02 04:56:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 856 transitions. [2019-12-02 04:56:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-02 04:56:50,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:50,964 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:51,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 720 states and 881 transitions. [2019-12-02 04:56:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 881 transitions. [2019-12-02 04:56:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-02 04:56:51,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:51,213 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:52,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 737 states and 901 transitions. [2019-12-02 04:56:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 901 transitions. [2019-12-02 04:56:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-02 04:56:52,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:53,057 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 749 states and 912 transitions. [2019-12-02 04:56:53,507 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 912 transitions. [2019-12-02 04:56:53,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-02 04:56:53,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:53,580 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:53,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 771 states and 935 transitions. [2019-12-02 04:56:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 935 transitions. [2019-12-02 04:56:53,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-02 04:56:53,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:53,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:53,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 799 states and 963 transitions. [2019-12-02 04:56:53,967 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 963 transitions. [2019-12-02 04:56:53,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-02 04:56:53,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:54,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:54,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 803 states and 967 transitions. [2019-12-02 04:56:54,031 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 967 transitions. [2019-12-02 04:56:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-02 04:56:54,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:54,158 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-02 04:56:54,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 821 states and 987 transitions. [2019-12-02 04:56:54,639 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 987 transitions. [2019-12-02 04:56:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-12-02 04:56:54,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:54,698 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:56:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 831 states and 998 transitions. [2019-12-02 04:56:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 998 transitions. [2019-12-02 04:56:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-12-02 04:56:54,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:55,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 843 states and 1013 transitions. [2019-12-02 04:56:55,383 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1013 transitions. [2019-12-02 04:56:55,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-02 04:56:55,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 178 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:58,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 854 states and 1031 transitions. [2019-12-02 04:56:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1031 transitions. [2019-12-02 04:56:58,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-02 04:56:58,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:58,708 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-02 04:56:58,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:58,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 855 states and 1032 transitions. [2019-12-02 04:56:58,730 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1032 transitions. [2019-12-02 04:56:58,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-02 04:56:58,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:58,782 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-12-02 04:56:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:58,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 856 states and 1032 transitions. [2019-12-02 04:56:58,946 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1032 transitions. [2019-12-02 04:56:58,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-02 04:56:58,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:56:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:56:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 860 states and 1037 transitions. [2019-12-02 04:56:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1037 transitions. [2019-12-02 04:56:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-02 04:56:59,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:56:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:56:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-02 04:57:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 874 states and 1051 transitions. [2019-12-02 04:57:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1051 transitions. [2019-12-02 04:57:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-02 04:57:00,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2019-12-02 04:57:01,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:01,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 886 states and 1062 transitions. [2019-12-02 04:57:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1062 transitions. [2019-12-02 04:57:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-02 04:57:01,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 04:57:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 957 states and 1141 transitions. [2019-12-02 04:57:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1141 transitions. [2019-12-02 04:57:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-02 04:57:02,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:02,610 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 04:57:02,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 962 states and 1145 transitions. [2019-12-02 04:57:02,809 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1145 transitions. [2019-12-02 04:57:02,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-12-02 04:57:02,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:57:02,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:02,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 963 states and 1145 transitions. [2019-12-02 04:57:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1145 transitions. [2019-12-02 04:57:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-12-02 04:57:02,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 04:57:03,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:03,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 988 states and 1170 transitions. [2019-12-02 04:57:03,750 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1170 transitions. [2019-12-02 04:57:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-02 04:57:03,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-02 04:57:03,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:03,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 994 states and 1176 transitions. [2019-12-02 04:57:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1176 transitions. [2019-12-02 04:57:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-12-02 04:57:03,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:03,881 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-02 04:57:04,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 995 states and 1176 transitions. [2019-12-02 04:57:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1176 transitions. [2019-12-02 04:57:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-02 04:57:04,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:04,151 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:57:04,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:04,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 998 states and 1179 transitions. [2019-12-02 04:57:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1179 transitions. [2019-12-02 04:57:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-12-02 04:57:04,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:04,297 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 04:57:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1069 states and 1256 transitions. [2019-12-02 04:57:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1256 transitions. [2019-12-02 04:57:05,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-02 04:57:05,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 04:57:06,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:06,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1101 states and 1292 transitions. [2019-12-02 04:57:06,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1292 transitions. [2019-12-02 04:57:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-02 04:57:06,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 161 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-02 04:57:07,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:07,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1102 states and 1292 transitions. [2019-12-02 04:57:07,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1292 transitions. [2019-12-02 04:57:07,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-02 04:57:07,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-12-02 04:57:07,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:07,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1108 states and 1300 transitions. [2019-12-02 04:57:07,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1300 transitions. [2019-12-02 04:57:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-02 04:57:07,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 04:57:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1115 states and 1310 transitions. [2019-12-02 04:57:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1310 transitions. [2019-12-02 04:57:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-12-02 04:57:09,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:09,227 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 04:57:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:09,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1130 states and 1326 transitions. [2019-12-02 04:57:09,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1326 transitions. [2019-12-02 04:57:09,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-12-02 04:57:09,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-02 04:57:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1153 states and 1353 transitions. [2019-12-02 04:57:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1353 transitions. [2019-12-02 04:57:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-12-02 04:57:10,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:10,777 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 177 proven. 1 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-02 04:57:11,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:11,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1154 states and 1353 transitions. [2019-12-02 04:57:11,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1353 transitions. [2019-12-02 04:57:11,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-02 04:57:11,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:11,109 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:57:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1187 states and 1392 transitions. [2019-12-02 04:57:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1392 transitions. [2019-12-02 04:57:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-02 04:57:12,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:57:12,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1190 states and 1396 transitions. [2019-12-02 04:57:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1396 transitions. [2019-12-02 04:57:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-02 04:57:12,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 195 proven. 16 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-02 04:57:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1191 states and 1396 transitions. [2019-12-02 04:57:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1396 transitions. [2019-12-02 04:57:13,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-12-02 04:57:13,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 04:57:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1195 states and 1402 transitions. [2019-12-02 04:57:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1402 transitions. [2019-12-02 04:57:13,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-12-02 04:57:13,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:13,596 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 04:57:13,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:13,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1212 states and 1419 transitions. [2019-12-02 04:57:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1419 transitions. [2019-12-02 04:57:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-12-02 04:57:13,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-12-02 04:57:13,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1213 states and 1419 transitions. [2019-12-02 04:57:13,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1419 transitions. [2019-12-02 04:57:13,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-12-02 04:57:13,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-12-02 04:57:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1251 states and 1459 transitions. [2019-12-02 04:57:14,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1459 transitions. [2019-12-02 04:57:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-02 04:57:14,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 04:57:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:21,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1315 states and 1529 transitions. [2019-12-02 04:57:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1529 transitions. [2019-12-02 04:57:21,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-02 04:57:21,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 04:57:22,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1318 states and 1532 transitions. [2019-12-02 04:57:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1532 transitions. [2019-12-02 04:57:22,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-12-02 04:57:22,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-02 04:57:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:22,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1321 states and 1534 transitions. [2019-12-02 04:57:22,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1534 transitions. [2019-12-02 04:57:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-02 04:57:22,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:22,771 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-12-02 04:57:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1357 states and 1571 transitions. [2019-12-02 04:57:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1571 transitions. [2019-12-02 04:57:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-02 04:57:24,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 04:57:33,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1478 states and 1711 transitions. [2019-12-02 04:57:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1711 transitions. [2019-12-02 04:57:33,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-02 04:57:33,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:34,059 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 04:57:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1482 states and 1715 transitions. [2019-12-02 04:57:34,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1715 transitions. [2019-12-02 04:57:34,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-12-02 04:57:34,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:34,719 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 282 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-02 04:57:35,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1487 states and 1719 transitions. [2019-12-02 04:57:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1719 transitions. [2019-12-02 04:57:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-12-02 04:57:35,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-02 04:57:35,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:35,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1514 states and 1746 transitions. [2019-12-02 04:57:35,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1746 transitions. [2019-12-02 04:57:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-12-02 04:57:35,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 04:57:35,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:35,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1538 states and 1770 transitions. [2019-12-02 04:57:35,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1770 transitions. [2019-12-02 04:57:35,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-12-02 04:57:35,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 305 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-12-02 04:57:35,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:35,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1557 states and 1788 transitions. [2019-12-02 04:57:35,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1788 transitions. [2019-12-02 04:57:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-12-02 04:57:35,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:36,079 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-02 04:57:36,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:36,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1571 states and 1802 transitions. [2019-12-02 04:57:36,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1802 transitions. [2019-12-02 04:57:36,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-12-02 04:57:36,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 04:57:37,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:37,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1587 states and 1820 transitions. [2019-12-02 04:57:37,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1820 transitions. [2019-12-02 04:57:37,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-12-02 04:57:37,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 04:57:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 04:57:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 404 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-02 04:57:37,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 04:57:37,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1424 states and 1635 transitions. [2019-12-02 04:57:37,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1635 transitions. [2019-12-02 04:57:37,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 04:57:37,561 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 94 iterations. [2019-12-02 04:57:37,567 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 04:57:41,396 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 04:57:41,399 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-02 04:57:41,404 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-02 04:57:41,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:57:41 ImpRootNode [2019-12-02 04:57:41,405 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 04:57:41,405 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 04:57:41,405 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 04:57:41,405 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 04:57:41,406 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:56:37" (3/4) ... [2019-12-02 04:57:41,408 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 04:57:41,422 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2019-12-02 04:57:41,423 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-12-02 04:57:41,424 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-02 04:57:41,425 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 04:57:41,506 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7f1d0233-d3e6-41d0-b6c2-faecf47cac5d/bin/ukojak/witness.graphml [2019-12-02 04:57:41,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 04:57:41,508 INFO L168 Benchmark]: Toolchain (without parser) took 65970.91 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 870.8 MB). Free memory was 932.8 MB in the beginning and 1.5 GB in the end (delta: -605.3 MB). Peak memory consumption was 265.5 MB. Max. memory is 11.5 GB. [2019-12-02 04:57:41,508 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 04:57:41,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -149.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-12-02 04:57:41,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 04:57:41,509 INFO L168 Benchmark]: Boogie Preprocessor took 40.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 04:57:41,509 INFO L168 Benchmark]: RCFGBuilder took 1104.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 851.5 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. [2019-12-02 04:57:41,510 INFO L168 Benchmark]: CodeCheck took 64299.29 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 764.4 MB). Free memory was 851.5 MB in the beginning and 1.6 GB in the end (delta: -714.3 MB). Peak memory consumption was 798.9 MB. Max. memory is 11.5 GB. [2019-12-02 04:57:41,510 INFO L168 Benchmark]: Witness Printer took 101.70 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-12-02 04:57:41,512 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, 85 locations, 1 error locations. Result: SAFE, OverallTime: 60.4s, OverallIterations: 94, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 900737040 SDtfs, -303433676 SDslu, 149054560 SDs, 0 SdLazy, 899685738 SolverSat, -1891289554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 218.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105248 GetRequests, 103568 SyntacticMatches, 1056 SemanticMatches, 624 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297660 ImplicationChecksByTransitivity, 48.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 16713 NumberOfCodeBlocks, 16713 NumberOfCodeBlocksAsserted, 93 NumberOfCheckSat, 16620 ConstructedInterpolants, 0 QuantifiedInterpolants, 7548072 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 93 InterpolantComputations, 74 PerfectInterpolantSequences, 15970/16250 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: 469]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || (!(a19 == 1) && a11 == 1)) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || (!(a19 == 1) && a11 == 1)) || a17 == 8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -149.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.75 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 40.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1104.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 851.5 MB in the end (delta: 219.8 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. * CodeCheck took 64299.29 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 764.4 MB). Free memory was 851.5 MB in the beginning and 1.6 GB in the end (delta: -714.3 MB). Peak memory consumption was 798.9 MB. Max. memory is 11.5 GB. * Witness Printer took 101.70 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...