./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label10.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/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 d90d90ab0f83213f6e486d9f5a42850d0f82e05d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:54:00,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:54:00,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:54:00,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:54:00,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:54:00,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:54:00,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:54:00,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:54:00,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:54:00,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:54:00,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:54:00,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:54:00,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:54:00,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:54:00,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:54:00,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:54:00,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:54:00,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:54:00,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:54:00,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:54:00,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:54:00,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:54:00,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:54:00,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:54:00,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:54:00,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:54:00,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:54:00,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:54:00,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:54:00,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:54:00,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:54:00,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:54:00,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:54:00,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:54:00,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:54:00,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:54:00,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:54:00,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:54:00,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:54:00,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:54:00,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:54:00,625 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 10:54:00,640 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:54:00,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:54:00,642 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 10:54:00,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 10:54:00,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:54:00,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:54:00,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:54:00,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 10:54:00,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:54:00,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 10:54:00,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:54:00,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:54:00,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:54:00,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:54:00,646 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 10:54:00,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:54:00,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:54:00,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:54:00,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 10:54:00,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 10:54:00,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:54:00,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:54:00,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:54:00,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:54:00,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:54:00,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:54:00,649 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 10:54:00,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:54:00,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:54:00,650 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_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/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 -> d90d90ab0f83213f6e486d9f5a42850d0f82e05d [2019-11-20 10:54:00,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:54:00,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:54:00,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:54:00,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:54:00,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:54:00,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label10.c [2019-11-20 10:54:00,853 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/data/60a7b2278/ee6664609c1f4f69a35a31c9c5200024/FLAG24cf31255 [2019-11-20 10:54:01,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:54:01,382 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/sv-benchmarks/c/eca-rers2012/Problem01_label10.c [2019-11-20 10:54:01,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/data/60a7b2278/ee6664609c1f4f69a35a31c9c5200024/FLAG24cf31255 [2019-11-20 10:54:01,873 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/data/60a7b2278/ee6664609c1f4f69a35a31c9c5200024 [2019-11-20 10:54:01,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:54:01,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:54:01,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:54:01,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:54:01,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:54:01,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:54:01" (1/1) ... [2019-11-20 10:54:01,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49aaa0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:01, skipping insertion in model container [2019-11-20 10:54:01,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:54:01" (1/1) ... [2019-11-20 10:54:01,892 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:54:01,940 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:54:02,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:54:02,440 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:54:02,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:54:02,554 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:54:02,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02 WrapperNode [2019-11-20 10:54:02,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:54:02,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:54:02,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:54:02,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:54:02,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:54:02,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:54:02,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:54:02,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:54:02,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... [2019-11-20 10:54:02,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:54:02,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:54:02,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:54:02,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:54:02,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:54:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 10:54:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:54:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:54:04,570 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:54:04,571 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 10:54:04,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:54:04 BoogieIcfgContainer [2019-11-20 10:54:04,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:54:04,572 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 10:54:04,573 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 10:54:04,585 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 10:54:04,588 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:54:04" (1/1) ... [2019-11-20 10:54:04,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:54:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:04,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-11-20 10:54:04,640 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-11-20 10:54:04,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 10:54:04,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:05,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2019-11-20 10:54:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2019-11-20 10:54:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 10:54:05,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:05,881 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:06,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:06,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2019-11-20 10:54:06,158 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2019-11-20 10:54:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 10:54:06,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:06,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2019-11-20 10:54:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2019-11-20 10:54:06,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 10:54:06,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:06,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:06,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2019-11-20 10:54:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2019-11-20 10:54:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 10:54:06,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:06,726 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2019-11-20 10:54:06,779 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2019-11-20 10:54:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 10:54:06,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 10:54:07,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:07,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2019-11-20 10:54:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2019-11-20 10:54:07,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 10:54:07,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:08,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2019-11-20 10:54:08,078 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2019-11-20 10:54:08,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 10:54:08,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2019-11-20 10:54:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2019-11-20 10:54:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 10:54:09,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2019-11-20 10:54:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2019-11-20 10:54:09,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 10:54:09,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2019-11-20 10:54:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2019-11-20 10:54:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 10:54:09,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2019-11-20 10:54:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2019-11-20 10:54:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 10:54:11,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:11,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 221 states and 364 transitions. [2019-11-20 10:54:11,337 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2019-11-20 10:54:11,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 10:54:11,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:11,372 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 232 states and 375 transitions. [2019-11-20 10:54:11,807 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 375 transitions. [2019-11-20 10:54:11,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 10:54:11,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:11,841 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:12,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 235 states and 377 transitions. [2019-11-20 10:54:12,270 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 377 transitions. [2019-11-20 10:54:12,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 10:54:12,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 10:54:13,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:13,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 249 states and 400 transitions. [2019-11-20 10:54:13,460 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 400 transitions. [2019-11-20 10:54:13,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 10:54:13,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 10:54:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 250 states and 401 transitions. [2019-11-20 10:54:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 401 transitions. [2019-11-20 10:54:13,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 10:54:13,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:14,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 421 transitions. [2019-11-20 10:54:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2019-11-20 10:54:14,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 10:54:14,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:54:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2019-11-20 10:54:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2019-11-20 10:54:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 10:54:14,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:14,574 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 10:54:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 282 states and 440 transitions. [2019-11-20 10:54:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 440 transitions. [2019-11-20 10:54:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 10:54:14,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:14,836 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:54:14,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:14,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 283 states and 442 transitions. [2019-11-20 10:54:14,883 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 442 transitions. [2019-11-20 10:54:14,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 10:54:14,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:14,907 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 294 states and 456 transitions. [2019-11-20 10:54:15,411 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2019-11-20 10:54:15,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 10:54:15,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:15,592 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 321 states and 493 transitions. [2019-11-20 10:54:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 493 transitions. [2019-11-20 10:54:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 10:54:16,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:16,991 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:17,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 330 states and 501 transitions. [2019-11-20 10:54:17,313 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 501 transitions. [2019-11-20 10:54:17,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 10:54:17,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:54:17,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:17,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 334 states and 505 transitions. [2019-11-20 10:54:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 505 transitions. [2019-11-20 10:54:17,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 10:54:17,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:54:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:17,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 338 states and 509 transitions. [2019-11-20 10:54:17,861 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 509 transitions. [2019-11-20 10:54:17,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 10:54:17,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:17,945 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:18,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 353 states and 526 transitions. [2019-11-20 10:54:18,590 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 526 transitions. [2019-11-20 10:54:18,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 10:54:18,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:18,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 356 states and 529 transitions. [2019-11-20 10:54:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 529 transitions. [2019-11-20 10:54:18,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 10:54:18,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:54:19,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:19,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 358 states and 531 transitions. [2019-11-20 10:54:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 531 transitions. [2019-11-20 10:54:19,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 10:54:19,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:19,204 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 10:54:20,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:20,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 384 states and 565 transitions. [2019-11-20 10:54:20,561 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 565 transitions. [2019-11-20 10:54:20,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 10:54:20,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:54:21,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:21,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 454 states and 640 transitions. [2019-11-20 10:54:21,308 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 640 transitions. [2019-11-20 10:54:21,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 10:54:21,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:21,459 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:22,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 459 states and 646 transitions. [2019-11-20 10:54:22,028 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 646 transitions. [2019-11-20 10:54:22,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 10:54:22,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:22,084 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 10:54:23,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:23,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 483 states and 678 transitions. [2019-11-20 10:54:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 678 transitions. [2019-11-20 10:54:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 10:54:23,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 10:54:24,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:24,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 494 states and 690 transitions. [2019-11-20 10:54:24,612 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 690 transitions. [2019-11-20 10:54:24,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 10:54:24,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 10:54:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 497 states and 694 transitions. [2019-11-20 10:54:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 694 transitions. [2019-11-20 10:54:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 10:54:25,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:54:26,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:26,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 511 states and 713 transitions. [2019-11-20 10:54:26,246 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 713 transitions. [2019-11-20 10:54:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 10:54:26,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:27,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 529 states and 742 transitions. [2019-11-20 10:54:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 742 transitions. [2019-11-20 10:54:27,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 10:54:27,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:28,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 539 states and 752 transitions. [2019-11-20 10:54:28,213 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 752 transitions. [2019-11-20 10:54:28,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 10:54:28,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:28,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 549 states and 765 transitions. [2019-11-20 10:54:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 765 transitions. [2019-11-20 10:54:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 10:54:28,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:29,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 552 states and 771 transitions. [2019-11-20 10:54:29,450 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 771 transitions. [2019-11-20 10:54:29,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 10:54:29,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:29,495 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:29,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 553 states and 774 transitions. [2019-11-20 10:54:29,749 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 774 transitions. [2019-11-20 10:54:29,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 10:54:29,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 10:54:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:30,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 554 states and 779 transitions. [2019-11-20 10:54:30,132 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 779 transitions. [2019-11-20 10:54:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 10:54:30,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 10:54:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:30,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 563 states and 790 transitions. [2019-11-20 10:54:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 790 transitions. [2019-11-20 10:54:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 10:54:30,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:30,687 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:31,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:31,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 572 states and 801 transitions. [2019-11-20 10:54:31,114 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 801 transitions. [2019-11-20 10:54:31,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 10:54:31,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:31,267 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:32,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 575 states and 806 transitions. [2019-11-20 10:54:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 806 transitions. [2019-11-20 10:54:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 10:54:32,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:32,209 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:34,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 588 states and 824 transitions. [2019-11-20 10:54:34,090 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 824 transitions. [2019-11-20 10:54:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 10:54:34,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:34,129 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:54:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 592 states and 829 transitions. [2019-11-20 10:54:34,916 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 829 transitions. [2019-11-20 10:54:34,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 10:54:34,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:54:35,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 599 states and 835 transitions. [2019-11-20 10:54:35,097 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 835 transitions. [2019-11-20 10:54:35,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 10:54:35,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:36,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 613 states and 863 transitions. [2019-11-20 10:54:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 863 transitions. [2019-11-20 10:54:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 10:54:36,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:36,888 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:37,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:37,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 615 states and 866 transitions. [2019-11-20 10:54:37,216 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 866 transitions. [2019-11-20 10:54:37,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 10:54:37,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:37,292 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:37,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 625 states and 876 transitions. [2019-11-20 10:54:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 876 transitions. [2019-11-20 10:54:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 10:54:37,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:38,171 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:39,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 640 states and 899 transitions. [2019-11-20 10:54:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 899 transitions. [2019-11-20 10:54:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 10:54:39,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:39,184 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:39,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:39,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 647 states and 908 transitions. [2019-11-20 10:54:39,897 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 908 transitions. [2019-11-20 10:54:39,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 10:54:39,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:54:40,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 648 states and 909 transitions. [2019-11-20 10:54:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 909 transitions. [2019-11-20 10:54:40,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 10:54:40,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:40,085 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:54:40,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:40,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 650 states and 910 transitions. [2019-11-20 10:54:40,316 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 910 transitions. [2019-11-20 10:54:40,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-20 10:54:40,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:40,352 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:54:40,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 651 states and 912 transitions. [2019-11-20 10:54:40,528 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 912 transitions. [2019-11-20 10:54:40,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 10:54:40,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:40,564 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:54:40,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:40,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 653 states and 916 transitions. [2019-11-20 10:54:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 916 transitions. [2019-11-20 10:54:40,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 10:54:40,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:54:40,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:40,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 654 states and 916 transitions. [2019-11-20 10:54:40,970 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 916 transitions. [2019-11-20 10:54:40,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 10:54:40,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:41,016 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 10:54:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 665 states and 930 transitions. [2019-11-20 10:54:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 930 transitions. [2019-11-20 10:54:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 10:54:41,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:41,745 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 672 states and 938 transitions. [2019-11-20 10:54:41,913 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 938 transitions. [2019-11-20 10:54:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 10:54:41,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:41,946 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:42,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 688 states and 958 transitions. [2019-11-20 10:54:42,881 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 958 transitions. [2019-11-20 10:54:42,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 10:54:42,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:42,916 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:43,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:43,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 690 states and 960 transitions. [2019-11-20 10:54:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 960 transitions. [2019-11-20 10:54:43,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 10:54:43,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 735 states and 1007 transitions. [2019-11-20 10:54:47,401 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1007 transitions. [2019-11-20 10:54:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-20 10:54:47,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:48,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:48,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 748 states and 1029 transitions. [2019-11-20 10:54:48,827 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1029 transitions. [2019-11-20 10:54:48,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:48,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:48,893 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:49,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 752 states and 1032 transitions. [2019-11-20 10:54:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1032 transitions. [2019-11-20 10:54:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:49,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:49,109 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 793 states and 1093 transitions. [2019-11-20 10:54:51,997 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1093 transitions. [2019-11-20 10:54:51,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:51,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:52,034 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:53,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 809 states and 1113 transitions. [2019-11-20 10:54:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1113 transitions. [2019-11-20 10:54:53,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:53,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:53,467 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:55,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 823 states and 1127 transitions. [2019-11-20 10:54:55,262 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1127 transitions. [2019-11-20 10:54:55,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:55,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 833 states and 1139 transitions. [2019-11-20 10:54:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1139 transitions. [2019-11-20 10:54:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:56,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:56,297 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:57,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 853 states and 1159 transitions. [2019-11-20 10:54:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1159 transitions. [2019-11-20 10:54:57,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:57,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:58,057 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 855 states and 1161 transitions. [2019-11-20 10:54:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1161 transitions. [2019-11-20 10:54:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:58,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:54:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:54:59,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:54:59,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 856 states and 1163 transitions. [2019-11-20 10:54:59,253 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1163 transitions. [2019-11-20 10:54:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 10:54:59,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:54:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:55:04,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:04,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 921 states and 1229 transitions. [2019-11-20 10:55:04,882 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1229 transitions. [2019-11-20 10:55:04,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 10:55:04,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:05,122 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:07,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:07,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 946 states and 1262 transitions. [2019-11-20 10:55:07,950 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1262 transitions. [2019-11-20 10:55:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 10:55:07,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:09,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:09,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 961 states and 1279 transitions. [2019-11-20 10:55:09,636 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1279 transitions. [2019-11-20 10:55:09,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 10:55:09,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:09,686 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:10,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 963 states and 1281 transitions. [2019-11-20 10:55:10,507 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1281 transitions. [2019-11-20 10:55:10,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 10:55:10,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 10:55:11,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:11,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 965 states and 1284 transitions. [2019-11-20 10:55:11,333 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1284 transitions. [2019-11-20 10:55:11,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 10:55:11,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:11,378 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:11,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 972 states and 1294 transitions. [2019-11-20 10:55:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1294 transitions. [2019-11-20 10:55:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 10:55:11,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:11,619 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:11,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:11,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 976 states and 1297 transitions. [2019-11-20 10:55:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1297 transitions. [2019-11-20 10:55:11,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 10:55:11,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:11,896 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:12,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 980 states and 1304 transitions. [2019-11-20 10:55:12,548 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1304 transitions. [2019-11-20 10:55:12,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 10:55:12,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:13,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 982 states and 1305 transitions. [2019-11-20 10:55:13,330 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1305 transitions. [2019-11-20 10:55:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 10:55:13,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:55:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:17,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1049 states and 1381 transitions. [2019-11-20 10:55:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1381 transitions. [2019-11-20 10:55:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 10:55:17,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:17,751 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:55:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1068 states and 1403 transitions. [2019-11-20 10:55:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1403 transitions. [2019-11-20 10:55:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 10:55:19,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:55:20,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:20,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1069 states and 1403 transitions. [2019-11-20 10:55:20,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1403 transitions. [2019-11-20 10:55:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 10:55:20,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:55:21,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:21,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1071 states and 1405 transitions. [2019-11-20 10:55:21,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1405 transitions. [2019-11-20 10:55:21,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 10:55:21,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:24,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1118 states and 1463 transitions. [2019-11-20 10:55:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1463 transitions. [2019-11-20 10:55:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 10:55:24,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:25,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:25,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1132 states and 1477 transitions. [2019-11-20 10:55:25,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1477 transitions. [2019-11-20 10:55:25,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 10:55:25,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:25,441 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:26,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1145 states and 1489 transitions. [2019-11-20 10:55:26,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1489 transitions. [2019-11-20 10:55:26,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-20 10:55:26,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:26,539 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:55:27,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:27,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1150 states and 1496 transitions. [2019-11-20 10:55:27,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1496 transitions. [2019-11-20 10:55:27,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 10:55:27,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:55:28,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:28,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1193 states and 1543 transitions. [2019-11-20 10:55:28,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1543 transitions. [2019-11-20 10:55:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 10:55:28,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:55:29,453 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2019-11-20 10:55:30,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:30,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1214 states and 1563 transitions. [2019-11-20 10:55:30,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1563 transitions. [2019-11-20 10:55:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 10:55:30,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:30,519 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 10:55:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:31,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1219 states and 1566 transitions. [2019-11-20 10:55:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1566 transitions. [2019-11-20 10:55:31,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 10:55:31,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:31,361 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1220 states and 1567 transitions. [2019-11-20 10:55:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1567 transitions. [2019-11-20 10:55:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 10:55:31,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:32,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1231 states and 1582 transitions. [2019-11-20 10:55:32,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1582 transitions. [2019-11-20 10:55:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 10:55:32,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:32,808 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 10:55:33,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1238 states and 1594 transitions. [2019-11-20 10:55:33,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1594 transitions. [2019-11-20 10:55:33,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 10:55:33,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 10:55:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1244 states and 1598 transitions. [2019-11-20 10:55:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1598 transitions. [2019-11-20 10:55:34,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-20 10:55:34,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:34,226 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 10:55:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:35,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1258 states and 1616 transitions. [2019-11-20 10:55:35,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1616 transitions. [2019-11-20 10:55:35,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-20 10:55:35,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:55:36,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:36,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1267 states and 1625 transitions. [2019-11-20 10:55:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1625 transitions. [2019-11-20 10:55:36,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 10:55:36,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:36,693 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 10:55:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:37,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1278 states and 1637 transitions. [2019-11-20 10:55:37,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1637 transitions. [2019-11-20 10:55:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 10:55:37,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:37,325 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 10:55:37,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1289 states and 1648 transitions. [2019-11-20 10:55:37,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1648 transitions. [2019-11-20 10:55:37,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 10:55:37,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:55:39,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1309 states and 1672 transitions. [2019-11-20 10:55:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1672 transitions. [2019-11-20 10:55:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 10:55:39,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 10:55:39,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:39,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1320 states and 1684 transitions. [2019-11-20 10:55:39,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1684 transitions. [2019-11-20 10:55:39,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 10:55:39,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:55:41,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:41,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1332 states and 1705 transitions. [2019-11-20 10:55:41,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1705 transitions. [2019-11-20 10:55:41,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 10:55:41,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:55:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1338 states and 1715 transitions. [2019-11-20 10:55:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1715 transitions. [2019-11-20 10:55:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 10:55:42,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 10:55:42,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:42,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1341 states and 1717 transitions. [2019-11-20 10:55:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1717 transitions. [2019-11-20 10:55:42,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-11-20 10:55:42,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:42,548 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:42,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1355 states and 1739 transitions. [2019-11-20 10:55:42,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1739 transitions. [2019-11-20 10:55:42,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-11-20 10:55:42,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:43,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1362 states and 1745 transitions. [2019-11-20 10:55:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1745 transitions. [2019-11-20 10:55:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-11-20 10:55:43,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:43,389 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 10:55:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:43,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1365 states and 1747 transitions. [2019-11-20 10:55:43,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1747 transitions. [2019-11-20 10:55:43,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 10:55:43,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:43,906 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:44,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1376 states and 1758 transitions. [2019-11-20 10:55:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1758 transitions. [2019-11-20 10:55:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 10:55:44,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:49,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1418 states and 1818 transitions. [2019-11-20 10:55:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1818 transitions. [2019-11-20 10:55:49,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 10:55:49,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:55:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1422 states and 1827 transitions. [2019-11-20 10:55:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1827 transitions. [2019-11-20 10:55:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 10:55:49,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 10:55:50,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:50,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1426 states and 1833 transitions. [2019-11-20 10:55:50,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1833 transitions. [2019-11-20 10:55:50,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 10:55:50,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 10:55:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1432 states and 1841 transitions. [2019-11-20 10:55:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1841 transitions. [2019-11-20 10:55:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 10:55:51,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:51,253 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 10:55:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:51,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1440 states and 1848 transitions. [2019-11-20 10:55:51,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1848 transitions. [2019-11-20 10:55:51,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 10:55:51,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 10:55:51,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1441 states and 1849 transitions. [2019-11-20 10:55:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1849 transitions. [2019-11-20 10:55:51,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 10:55:51,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:51,670 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 10:55:52,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:52,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1445 states and 1853 transitions. [2019-11-20 10:55:52,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1853 transitions. [2019-11-20 10:55:52,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 10:55:52,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 10:55:52,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:52,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1449 states and 1856 transitions. [2019-11-20 10:55:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1856 transitions. [2019-11-20 10:55:52,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 10:55:52,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:54,378 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 10:55:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:55:59,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1501 states and 1910 transitions. [2019-11-20 10:55:59,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1910 transitions. [2019-11-20 10:55:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 10:55:59,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:55:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:55:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:56:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1520 states and 1932 transitions. [2019-11-20 10:56:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1932 transitions. [2019-11-20 10:56:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 10:56:00,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 10:56:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1529 states and 1943 transitions. [2019-11-20 10:56:02,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1943 transitions. [2019-11-20 10:56:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 10:56:02,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 10:56:03,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:03,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1539 states and 1956 transitions. [2019-11-20 10:56:03,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1956 transitions. [2019-11-20 10:56:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 10:56:03,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 10:56:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1545 states and 1961 transitions. [2019-11-20 10:56:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1961 transitions. [2019-11-20 10:56:03,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-20 10:56:03,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 10:56:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1582 states and 2000 transitions. [2019-11-20 10:56:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2000 transitions. [2019-11-20 10:56:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 10:56:06,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:08,887 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:56:17,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1651 states and 2078 transitions. [2019-11-20 10:56:17,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2078 transitions. [2019-11-20 10:56:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 10:56:17,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 10:56:21,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1688 states and 2114 transitions. [2019-11-20 10:56:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2114 transitions. [2019-11-20 10:56:21,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 10:56:21,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:56:23,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:23,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1723 states and 2153 transitions. [2019-11-20 10:56:23,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2153 transitions. [2019-11-20 10:56:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 10:56:23,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:56:24,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:24,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1734 states and 2163 transitions. [2019-11-20 10:56:24,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2163 transitions. [2019-11-20 10:56:24,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 10:56:24,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:24,495 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:56:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1738 states and 2167 transitions. [2019-11-20 10:56:25,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2167 transitions. [2019-11-20 10:56:25,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 10:56:25,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:25,113 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2019-11-20 10:56:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1748 states and 2177 transitions. [2019-11-20 10:56:26,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2177 transitions. [2019-11-20 10:56:26,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 10:56:26,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:26,186 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 10:56:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1752 states and 2181 transitions. [2019-11-20 10:56:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2181 transitions. [2019-11-20 10:56:26,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 10:56:26,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 10:56:33,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1774 states and 2206 transitions. [2019-11-20 10:56:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2206 transitions. [2019-11-20 10:56:33,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 10:56:33,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 10:56:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1779 states and 2215 transitions. [2019-11-20 10:56:33,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2215 transitions. [2019-11-20 10:56:33,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 10:56:33,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 10:56:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:34,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1790 states and 2229 transitions. [2019-11-20 10:56:34,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2229 transitions. [2019-11-20 10:56:34,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 10:56:34,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:34,129 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 10:56:35,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:35,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1798 states and 2236 transitions. [2019-11-20 10:56:35,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2236 transitions. [2019-11-20 10:56:35,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 10:56:35,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 10:56:36,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:36,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1802 states and 2241 transitions. [2019-11-20 10:56:36,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2241 transitions. [2019-11-20 10:56:36,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 10:56:36,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 10:56:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1805 states and 2244 transitions. [2019-11-20 10:56:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2244 transitions. [2019-11-20 10:56:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 10:56:36,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 10:56:37,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:37,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1806 states and 2244 transitions. [2019-11-20 10:56:37,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2244 transitions. [2019-11-20 10:56:37,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 10:56:37,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 10:56:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:38,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1812 states and 2250 transitions. [2019-11-20 10:56:38,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2250 transitions. [2019-11-20 10:56:38,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-11-20 10:56:38,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:38,892 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 10:56:40,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1819 states and 2256 transitions. [2019-11-20 10:56:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2256 transitions. [2019-11-20 10:56:40,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 10:56:40,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:40,802 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 10:56:43,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1845 states and 2288 transitions. [2019-11-20 10:56:43,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2288 transitions. [2019-11-20 10:56:43,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 10:56:43,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 10:56:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1853 states and 2296 transitions. [2019-11-20 10:56:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2296 transitions. [2019-11-20 10:56:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 10:56:44,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:45,043 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 10:56:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1855 states and 2297 transitions. [2019-11-20 10:56:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2297 transitions. [2019-11-20 10:56:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 10:56:45,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-11-20 10:56:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:46,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1859 states and 2302 transitions. [2019-11-20 10:56:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2302 transitions. [2019-11-20 10:56:46,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 10:56:46,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 10:56:47,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1879 states and 2326 transitions. [2019-11-20 10:56:47,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2326 transitions. [2019-11-20 10:56:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 10:56:47,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-20 10:56:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1884 states and 2332 transitions. [2019-11-20 10:56:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2332 transitions. [2019-11-20 10:56:48,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:56:48,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:48,373 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 10:56:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:52,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1957 states and 2413 transitions. [2019-11-20 10:56:52,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 2413 transitions. [2019-11-20 10:56:52,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 10:56:52,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:52,645 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 10:56:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:53,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 1964 states and 2419 transitions. [2019-11-20 10:56:53,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2419 transitions. [2019-11-20 10:56:53,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 10:56:53,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-11-20 10:56:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:53,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1968 states and 2424 transitions. [2019-11-20 10:56:53,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2424 transitions. [2019-11-20 10:56:53,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 10:56:53,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 10:56:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1994 states and 2461 transitions. [2019-11-20 10:56:57,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2461 transitions. [2019-11-20 10:56:57,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-11-20 10:56:57,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:57,651 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 10:56:58,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:58,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2064 states and 2533 transitions. [2019-11-20 10:56:58,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2533 transitions. [2019-11-20 10:56:58,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 10:56:58,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 10:56:58,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:56:58,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2065 states and 2533 transitions. [2019-11-20 10:56:58,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2533 transitions. [2019-11-20 10:56:58,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 10:56:58,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:56:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:56:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 10:57:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:04,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2088 states and 2565 transitions. [2019-11-20 10:57:04,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2565 transitions. [2019-11-20 10:57:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-20 10:57:04,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 10:57:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2093 states and 2571 transitions. [2019-11-20 10:57:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2571 transitions. [2019-11-20 10:57:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-20 10:57:07,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 10:57:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2105 states and 2583 transitions. [2019-11-20 10:57:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2583 transitions. [2019-11-20 10:57:10,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-20 10:57:10,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:10,144 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2019-11-20 10:57:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2108 states and 2585 transitions. [2019-11-20 10:57:10,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2585 transitions. [2019-11-20 10:57:10,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-11-20 10:57:10,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2019-11-20 10:57:11,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:11,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2112 states and 2591 transitions. [2019-11-20 10:57:11,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2591 transitions. [2019-11-20 10:57:11,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-11-20 10:57:11,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-11-20 10:57:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:14,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2131 states and 2618 transitions. [2019-11-20 10:57:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2618 transitions. [2019-11-20 10:57:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-11-20 10:57:14,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 10:57:16,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:16,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2157 states and 2650 transitions. [2019-11-20 10:57:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2650 transitions. [2019-11-20 10:57:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-11-20 10:57:16,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:17,015 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 10:57:17,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:17,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2161 states and 2654 transitions. [2019-11-20 10:57:17,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2654 transitions. [2019-11-20 10:57:17,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-11-20 10:57:17,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:17,862 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 10:57:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:18,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2165 states and 2657 transitions. [2019-11-20 10:57:18,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2657 transitions. [2019-11-20 10:57:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2019-11-20 10:57:18,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:18,504 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2019-11-20 10:57:19,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:19,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2169 states and 2661 transitions. [2019-11-20 10:57:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2661 transitions. [2019-11-20 10:57:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2019-11-20 10:57:19,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:19,189 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2019-11-20 10:57:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:20,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2179 states and 2674 transitions. [2019-11-20 10:57:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2674 transitions. [2019-11-20 10:57:20,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2019-11-20 10:57:20,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:20,179 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2019-11-20 10:57:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:20,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2189 states and 2682 transitions. [2019-11-20 10:57:20,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2682 transitions. [2019-11-20 10:57:20,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 10:57:20,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 10:57:30,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2213 states and 2712 transitions. [2019-11-20 10:57:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2712 transitions. [2019-11-20 10:57:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 10:57:30,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:30,811 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 10:57:34,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:34,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2230 states and 2730 transitions. [2019-11-20 10:57:34,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 2730 transitions. [2019-11-20 10:57:34,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-11-20 10:57:34,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 10:57:43,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2259 states and 2763 transitions. [2019-11-20 10:57:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2763 transitions. [2019-11-20 10:57:43,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-11-20 10:57:43,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:43,447 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 10:57:44,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:44,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2270 states and 2774 transitions. [2019-11-20 10:57:44,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2774 transitions. [2019-11-20 10:57:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 10:57:44,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 10:57:49,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:49,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2274 states and 2781 transitions. [2019-11-20 10:57:49,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2781 transitions. [2019-11-20 10:57:49,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 10:57:49,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2019-11-20 10:57:51,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:51,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 2285 states and 2791 transitions. [2019-11-20 10:57:51,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2791 transitions. [2019-11-20 10:57:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 10:57:51,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 401 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2019-11-20 10:57:52,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:52,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2289 states and 2801 transitions. [2019-11-20 10:57:52,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2801 transitions. [2019-11-20 10:57:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-11-20 10:57:52,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2019-11-20 10:57:54,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:54,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2315 states and 2827 transitions. [2019-11-20 10:57:54,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2827 transitions. [2019-11-20 10:57:54,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-11-20 10:57:54,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:55,050 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-11-20 10:57:55,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:55,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2316 states and 2827 transitions. [2019-11-20 10:57:55,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 2827 transitions. [2019-11-20 10:57:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-11-20 10:57:55,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-11-20 10:57:56,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:56,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2322 states and 2831 transitions. [2019-11-20 10:57:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 2831 transitions. [2019-11-20 10:57:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-11-20 10:57:56,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:56,543 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-11-20 10:57:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2323 states and 2831 transitions. [2019-11-20 10:57:56,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2831 transitions. [2019-11-20 10:57:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-11-20 10:57:56,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2019-11-20 10:57:57,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:57,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2326 states and 2832 transitions. [2019-11-20 10:57:57,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2832 transitions. [2019-11-20 10:57:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 10:57:57,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:57:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2019-11-20 10:57:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:57:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2332 states and 2844 transitions. [2019-11-20 10:57:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2844 transitions. [2019-11-20 10:57:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-11-20 10:57:59,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:57:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:01,455 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 529 proven. 39 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-11-20 10:58:07,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2362 states and 2879 transitions. [2019-11-20 10:58:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2879 transitions. [2019-11-20 10:58:07,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-11-20 10:58:07,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:07,904 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2019-11-20 10:58:08,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2367 states and 2884 transitions. [2019-11-20 10:58:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2884 transitions. [2019-11-20 10:58:08,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2019-11-20 10:58:08,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 10:58:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2375 states and 2894 transitions. [2019-11-20 10:58:09,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2894 transitions. [2019-11-20 10:58:09,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 10:58:09,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 10:58:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2409 states and 2939 transitions. [2019-11-20 10:58:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2939 transitions. [2019-11-20 10:58:13,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 10:58:13,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:14,020 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 10:58:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:17,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2429 states and 2964 transitions. [2019-11-20 10:58:17,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 2964 transitions. [2019-11-20 10:58:17,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 10:58:17,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:17,162 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 10:58:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2437 states and 2971 transitions. [2019-11-20 10:58:18,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2971 transitions. [2019-11-20 10:58:18,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 10:58:18,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:19,006 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 10:58:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:19,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2446 states and 2979 transitions. [2019-11-20 10:58:19,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2979 transitions. [2019-11-20 10:58:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 10:58:19,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:19,880 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 10:58:20,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:20,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2448 states and 2980 transitions. [2019-11-20 10:58:20,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 2980 transitions. [2019-11-20 10:58:20,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 10:58:20,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:20,330 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 10:58:20,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:20,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2456 states and 2987 transitions. [2019-11-20 10:58:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 2987 transitions. [2019-11-20 10:58:20,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 10:58:20,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 10:58:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2493 states and 3035 transitions. [2019-11-20 10:58:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 3035 transitions. [2019-11-20 10:58:26,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 10:58:26,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 10:58:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:28,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 2501 states and 3042 transitions. [2019-11-20 10:58:28,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 3042 transitions. [2019-11-20 10:58:28,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-11-20 10:58:28,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 10:58:29,753 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2019-11-20 10:58:30,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2511 states and 3052 transitions. [2019-11-20 10:58:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 3052 transitions. [2019-11-20 10:58:30,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-11-20 10:58:30,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:30,224 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 10:58:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 2527 states and 3068 transitions. [2019-11-20 10:58:32,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 3068 transitions. [2019-11-20 10:58:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-11-20 10:58:32,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:32,227 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 10:58:33,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:33,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2529 states and 3069 transitions. [2019-11-20 10:58:33,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 3069 transitions. [2019-11-20 10:58:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-11-20 10:58:33,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:33,139 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 10:58:34,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:34,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2534 states and 3072 transitions. [2019-11-20 10:58:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3072 transitions. [2019-11-20 10:58:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 10:58:34,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-20 10:58:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2551 states and 3095 transitions. [2019-11-20 10:58:39,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3095 transitions. [2019-11-20 10:58:39,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 10:58:39,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:40,018 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-20 10:58:40,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2557 states and 3103 transitions. [2019-11-20 10:58:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 3103 transitions. [2019-11-20 10:58:40,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 10:58:40,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2019-11-20 10:58:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:42,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2561 states and 3107 transitions. [2019-11-20 10:58:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3107 transitions. [2019-11-20 10:58:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-20 10:58:42,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:42,180 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2019-11-20 10:58:42,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 2567 states and 3112 transitions. [2019-11-20 10:58:42,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3112 transitions. [2019-11-20 10:58:42,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2019-11-20 10:58:42,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2019-11-20 10:58:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2608 states and 3153 transitions. [2019-11-20 10:58:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 3153 transitions. [2019-11-20 10:58:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2019-11-20 10:58:45,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2019-11-20 10:58:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 2680 states and 3235 transitions. [2019-11-20 10:58:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3235 transitions. [2019-11-20 10:58:56,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-11-20 10:58:56,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:56,314 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2019-11-20 10:58:56,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:56,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2690 states and 3244 transitions. [2019-11-20 10:58:56,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3244 transitions. [2019-11-20 10:58:56,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-20 10:58:56,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:57,048 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 10:58:57,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 2691 states and 3245 transitions. [2019-11-20 10:58:57,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3245 transitions. [2019-11-20 10:58:57,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-11-20 10:58:57,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:58,069 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2019-11-20 10:58:59,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:58:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2707 states and 3261 transitions. [2019-11-20 10:58:59,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 3261 transitions. [2019-11-20 10:58:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-11-20 10:58:59,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:58:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:58:59,789 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 10:59:00,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:59:00,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 2713 states and 3266 transitions. [2019-11-20 10:59:00,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 3266 transitions. [2019-11-20 10:59:00,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-11-20 10:59:00,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 10:59:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:59:04,917 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-11-20 10:59:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 10:59:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2675 states and 3247 transitions. [2019-11-20 10:59:23,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 3247 transitions. [2019-11-20 10:59:23,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 10:59:23,538 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 202 iterations. [2019-11-20 10:59:23,546 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 10:59:23,717 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-11-20 10:59:23,881 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-11-20 10:59:24,197 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 36 [2019-11-20 10:59:24,370 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-11-20 10:59:24,595 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2019-11-20 10:59:24,844 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 33 [2019-11-20 10:59:25,099 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 24 [2019-11-20 10:59:25,418 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 36 [2019-11-20 10:59:25,742 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 36 [2019-11-20 10:59:26,062 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2019-11-20 10:59:26,249 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2019-11-20 10:59:26,592 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2019-11-20 10:59:26,982 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 36 [2019-11-20 10:59:27,310 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 36 [2019-11-20 10:59:27,608 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 31 [2019-11-20 10:59:28,037 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 36 [2019-11-20 10:59:28,216 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 29 [2019-11-20 10:59:28,441 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2019-11-20 10:59:28,621 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2019-11-20 10:59:28,891 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 29 [2019-11-20 10:59:29,021 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 27 [2019-11-20 10:59:29,143 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 27 [2019-11-20 10:59:29,384 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-11-20 10:59:29,582 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 29 [2019-11-20 10:59:29,703 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 27 [2019-11-20 10:59:29,874 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 27 [2019-11-20 10:59:30,051 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2019-11-20 10:59:30,452 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2019-11-20 10:59:30,633 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 27 [2019-11-20 10:59:30,845 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2019-11-20 10:59:31,095 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 33 [2019-11-20 10:59:31,275 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2019-11-20 10:59:31,385 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 27 [2019-11-20 10:59:31,635 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 29 [2019-11-20 10:59:31,889 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 24 [2019-11-20 10:59:32,096 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 29 [2019-11-20 10:59:32,207 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 27 [2019-11-20 10:59:32,375 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 29 [2019-11-20 10:59:32,585 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-11-20 10:59:32,909 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 36 [2019-11-20 10:59:33,351 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 55 [2019-11-20 10:59:33,612 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-11-20 10:59:33,782 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2019-11-20 10:59:34,424 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 34 [2019-11-20 10:59:34,710 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2019-11-20 10:59:34,935 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2019-11-20 10:59:35,097 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2019-11-20 10:59:35,462 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2019-11-20 10:59:35,462 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 10:59:35,465 INFO L569 CodeCheckObserver]: Invariant with dag size 24 [2019-11-20 10:59:35,471 INFO L569 CodeCheckObserver]: Invariant with dag size 24 [2019-11-20 10:59:35,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 10:59:35 ImpRootNode [2019-11-20 10:59:35,473 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 10:59:35,473 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:59:35,473 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:59:35,473 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:59:35,474 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:54:04" (3/4) ... [2019-11-20 10:59:35,476 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 10:59:35,495 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-11-20 10:59:35,496 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 10:59:35,498 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-20 10:59:35,499 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 10:59:35,622 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a20f0a99-f4c5-43cf-8e2e-f63dd3dc88e7/bin/ukojak/witness.graphml [2019-11-20 10:59:35,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:59:35,624 INFO L168 Benchmark]: Toolchain (without parser) took 333748.06 ms. Allocated memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: 3.4 GB). Free memory was 938.0 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 787.5 MB. Max. memory is 11.5 GB. [2019-11-20 10:59:35,624 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:59:35,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -153.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-20 10:59:35,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.58 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:59:35,625 INFO L168 Benchmark]: Boogie Preprocessor took 52.48 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:59:35,625 INFO L168 Benchmark]: RCFGBuilder took 1858.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 862.1 MB in the end (delta: 214.9 MB). Peak memory consumption was 214.9 MB. Max. memory is 11.5 GB. [2019-11-20 10:59:35,626 INFO L168 Benchmark]: CodeCheck took 330900.26 ms. Allocated memory was 1.1 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 862.1 MB in the beginning and 3.6 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2019-11-20 10:59:35,626 INFO L168 Benchmark]: Witness Printer took 149.54 ms. Allocated memory is still 4.5 GB. Free memory was 3.6 GB in the beginning and 3.6 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2019-11-20 10:59:35,628 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Result: SAFE, OverallTime: 318.9s, OverallIterations: 202, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 436469904 SDtfs, -1587635436 SDslu, -1676147876 SDs, 0 SdLazy, -1764264548 SolverSat, 1311382736 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1181.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 252010 GetRequests, 245759 SyntacticMatches, 4211 SemanticMatches, 2040 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2975924 ImplicationChecksByTransitivity, 282.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 34.0s InterpolantComputationTime, 37786 NumberOfCodeBlocks, 37786 NumberOfCodeBlocksAsserted, 201 NumberOfCheckSat, 37585 ConstructedInterpolants, 0 QuantifiedInterpolants, 30362359 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 201 InterpolantComputations, 174 PerfectInterpolantSequences, 46921/48630 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: 506]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(1 == a7) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1)) || !(a16 == 6) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(1 == a7) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1)) || !(a16 == 6) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 677.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -153.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.58 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.48 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1858.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 862.1 MB in the end (delta: 214.9 MB). Peak memory consumption was 214.9 MB. Max. memory is 11.5 GB. * CodeCheck took 330900.26 ms. Allocated memory was 1.1 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 862.1 MB in the beginning and 3.6 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 149.54 ms. Allocated memory is still 4.5 GB. Free memory was 3.6 GB in the beginning and 3.6 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...