./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_2.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_2.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/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 6c347afff8e447ace50221adb149313f25c6a4a0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 23:01:36,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 23:01:36,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 23:01:36,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 23:01:36,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 23:01:36,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 23:01:36,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 23:01:36,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 23:01:36,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 23:01:36,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 23:01:36,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 23:01:36,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 23:01:36,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 23:01:36,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 23:01:36,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 23:01:36,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 23:01:36,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 23:01:36,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 23:01:36,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 23:01:36,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 23:01:36,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 23:01:36,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 23:01:36,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 23:01:36,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 23:01:36,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 23:01:36,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 23:01:36,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 23:01:36,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 23:01:36,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 23:01:36,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 23:01:36,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 23:01:36,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 23:01:36,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 23:01:36,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 23:01:36,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 23:01:36,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 23:01:36,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 23:01:36,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 23:01:36,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 23:01:36,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 23:01:36,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 23:01:36,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 23:01:36,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 23:01:36,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 23:01:36,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 23:01:36,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 23:01:36,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 23:01:36,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 23:01:36,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 23:01:36,800 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 23:01:36,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 23:01:36,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 23:01:36,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 23:01:36,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 23:01:36,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 23:01:36,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 23:01:36,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 23:01:36,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 23:01:36,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 23:01:36,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 23:01:36,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 23:01:36,802 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 23:01:36,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 23:01:36,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 23:01:36,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 23:01:36,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 23:01:36,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 23:01:36,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 23:01:36,803 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 23:01:36,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 23:01:36,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 23:01:36,804 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_fb11dff8-686c-4fea-a907-80ee32ea3037/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 -> 6c347afff8e447ace50221adb149313f25c6a4a0 [2019-12-01 23:01:36,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 23:01:36,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 23:01:36,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 23:01:36,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 23:01:36,924 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 23:01:36,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_2.cil-2.c [2019-12-01 23:01:36,963 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/data/a8e4f5753/8ead4dfac47f46019fe642273b0842a7/FLAGab0a7bf21 [2019-12-01 23:01:37,467 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 23:01:37,468 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/sv-benchmarks/c/ssh-simplified/s3_srvr_2.cil-2.c [2019-12-01 23:01:37,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/data/a8e4f5753/8ead4dfac47f46019fe642273b0842a7/FLAGab0a7bf21 [2019-12-01 23:01:37,951 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/data/a8e4f5753/8ead4dfac47f46019fe642273b0842a7 [2019-12-01 23:01:37,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 23:01:37,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 23:01:37,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 23:01:37,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 23:01:37,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 23:01:37,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:01:37" (1/1) ... [2019-12-01 23:01:37,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@791e404e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:37, skipping insertion in model container [2019-12-01 23:01:37,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:01:37" (1/1) ... [2019-12-01 23:01:37,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 23:01:37,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 23:01:38,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:01:38,160 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 23:01:38,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 23:01:38,205 INFO L208 MainTranslator]: Completed translation [2019-12-01 23:01:38,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38 WrapperNode [2019-12-01 23:01:38,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 23:01:38,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 23:01:38,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 23:01:38,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 23:01:38,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 23:01:38,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 23:01:38,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 23:01:38,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 23:01:38,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 23:01:38,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 23:01:38,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 23:01:38,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 23:01:38,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 23:01:38,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 23:01:38,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 23:01:38,376 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 23:01:38,681 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-12-01 23:01:38,681 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-12-01 23:01:38,846 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 23:01:38,846 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-01 23:01:38,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:38 BoogieIcfgContainer [2019-12-01 23:01:38,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 23:01:38,848 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 23:01:38,848 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 23:01:38,857 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 23:01:38,857 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:38" (1/1) ... [2019-12-01 23:01:38,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 23:01:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 106 states and 184 transitions. [2019-12-01 23:01:38,891 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 184 transitions. [2019-12-01 23:01:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 23:01:38,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:39,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:39,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 116 states and 192 transitions. [2019-12-01 23:01:39,097 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 192 transitions. [2019-12-01 23:01:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 23:01:39,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:39,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:39,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 131 states and 211 transitions. [2019-12-01 23:01:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 211 transitions. [2019-12-01 23:01:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 23:01:39,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:39,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 135 states and 221 transitions. [2019-12-01 23:01:39,415 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 221 transitions. [2019-12-01 23:01:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 23:01:39,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:39,479 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:39,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 188 states and 323 transitions. [2019-12-01 23:01:39,904 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 323 transitions. [2019-12-01 23:01:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:01:39,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:39,936 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 189 states and 324 transitions. [2019-12-01 23:01:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 324 transitions. [2019-12-01 23:01:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 23:01:39,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:40,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 190 states and 325 transitions. [2019-12-01 23:01:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 325 transitions. [2019-12-01 23:01:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 23:01:40,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:40,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:40,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 200 states and 374 transitions. [2019-12-01 23:01:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 374 transitions. [2019-12-01 23:01:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:01:40,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:01:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 205 states and 382 transitions. [2019-12-01 23:01:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 382 transitions. [2019-12-01 23:01:40,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:01:40,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:40,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:40,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 211 states and 409 transitions. [2019-12-01 23:01:40,913 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 409 transitions. [2019-12-01 23:01:40,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:01:40,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:40,930 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:01:41,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 216 states and 417 transitions. [2019-12-01 23:01:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 417 transitions. [2019-12-01 23:01:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-01 23:01:41,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:41,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 215 states and 414 transitions. [2019-12-01 23:01:41,153 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 414 transitions. [2019-12-01 23:01:41,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:01:41,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:01:42,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 237 states and 454 transitions. [2019-12-01 23:01:42,273 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 454 transitions. [2019-12-01 23:01:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:01:42,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:42,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:42,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 239 states and 456 transitions. [2019-12-01 23:01:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 456 transitions. [2019-12-01 23:01:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:01:42,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:42,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:42,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 245 states and 466 transitions. [2019-12-01 23:01:42,479 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 466 transitions. [2019-12-01 23:01:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 23:01:42,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:42,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:42,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:42,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 247 states and 468 transitions. [2019-12-01 23:01:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 468 transitions. [2019-12-01 23:01:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:01:42,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:43,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 253 states and 478 transitions. [2019-12-01 23:01:43,085 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 478 transitions. [2019-12-01 23:01:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:01:43,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:43,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 259 states and 495 transitions. [2019-12-01 23:01:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 495 transitions. [2019-12-01 23:01:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:01:43,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:43,535 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 23:01:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 263 states and 508 transitions. [2019-12-01 23:01:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 508 transitions. [2019-12-01 23:01:43,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:01:43,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:43,870 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:43,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:43,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 265 states and 510 transitions. [2019-12-01 23:01:43,908 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 510 transitions. [2019-12-01 23:01:43,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:01:43,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:43,919 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:43,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:43,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 265 states and 508 transitions. [2019-12-01 23:01:43,937 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 508 transitions. [2019-12-01 23:01:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 23:01:43,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 23:01:43,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:43,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 266 states and 509 transitions. [2019-12-01 23:01:43,967 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 509 transitions. [2019-12-01 23:01:43,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:01:43,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:43,979 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-12-01 23:01:44,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 267 states and 510 transitions. [2019-12-01 23:01:44,001 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 510 transitions. [2019-12-01 23:01:44,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 23:01:44,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:45,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:45,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 279 states and 549 transitions. [2019-12-01 23:01:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 549 transitions. [2019-12-01 23:01:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 23:01:45,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:01:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 313 states and 588 transitions. [2019-12-01 23:01:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 588 transitions. [2019-12-01 23:01:46,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 23:01:46,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:46,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 314 states and 589 transitions. [2019-12-01 23:01:46,709 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 589 transitions. [2019-12-01 23:01:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 23:01:46,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:01:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 315 states and 590 transitions. [2019-12-01 23:01:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 590 transitions. [2019-12-01 23:01:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 23:01:46,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:46,823 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:47,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 322 states and 599 transitions. [2019-12-01 23:01:47,503 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 599 transitions. [2019-12-01 23:01:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 23:01:47,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:47,519 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:47,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 323 states and 600 transitions. [2019-12-01 23:01:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 600 transitions. [2019-12-01 23:01:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:01:47,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 339 states and 620 transitions. [2019-12-01 23:01:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 620 transitions. [2019-12-01 23:01:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 23:01:47,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:47,825 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 340 states and 621 transitions. [2019-12-01 23:01:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 621 transitions. [2019-12-01 23:01:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 23:01:48,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:48,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 342 states and 625 transitions. [2019-12-01 23:01:48,201 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 625 transitions. [2019-12-01 23:01:48,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 23:01:48,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:51,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 404 states and 780 transitions. [2019-12-01 23:01:51,816 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 780 transitions. [2019-12-01 23:01:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 23:01:51,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:51,831 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:52,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:52,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 421 states and 801 transitions. [2019-12-01 23:01:52,817 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 801 transitions. [2019-12-01 23:01:52,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 23:01:52,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 422 states and 802 transitions. [2019-12-01 23:01:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 802 transitions. [2019-12-01 23:01:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 23:01:52,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:52,878 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 439 states and 826 transitions. [2019-12-01 23:01:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 826 transitions. [2019-12-01 23:01:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 23:01:53,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:01:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 444 states and 847 transitions. [2019-12-01 23:01:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 847 transitions. [2019-12-01 23:01:54,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 23:01:54,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:54,747 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:01:56,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 453 states and 861 transitions. [2019-12-01 23:01:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 861 transitions. [2019-12-01 23:01:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 23:01:56,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:01:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 455 states and 868 transitions. [2019-12-01 23:01:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 868 transitions. [2019-12-01 23:01:57,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 23:01:57,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:01:57,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:57,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 463 states and 878 transitions. [2019-12-01 23:01:57,981 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 878 transitions. [2019-12-01 23:01:57,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-12-01 23:01:57,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:57,998 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:01:58,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:58,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 465 states and 880 transitions. [2019-12-01 23:01:58,054 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 880 transitions. [2019-12-01 23:01:58,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 23:01:58,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:01:59,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:59,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 488 states and 922 transitions. [2019-12-01 23:01:59,199 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 922 transitions. [2019-12-01 23:01:59,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 23:01:59,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:01:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:59,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 492 states and 939 transitions. [2019-12-01 23:01:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 939 transitions. [2019-12-01 23:01:59,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 23:01:59,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:59,723 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:01:59,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:59,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 494 states and 941 transitions. [2019-12-01 23:01:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 941 transitions. [2019-12-01 23:01:59,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 23:01:59,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:59,766 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 23:01:59,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:01:59,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 499 states and 957 transitions. [2019-12-01 23:01:59,988 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 957 transitions. [2019-12-01 23:01:59,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 23:01:59,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:01:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:01:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:00,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 499 states and 956 transitions. [2019-12-01 23:02:00,282 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 956 transitions. [2019-12-01 23:02:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 23:02:00,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:02:00,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:00,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 500 states and 960 transitions. [2019-12-01 23:02:00,313 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 960 transitions. [2019-12-01 23:02:00,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 23:02:00,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:00,325 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-01 23:02:02,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 509 states and 973 transitions. [2019-12-01 23:02:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 973 transitions. [2019-12-01 23:02:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 23:02:02,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:02,583 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:02:02,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:02,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 511 states and 975 transitions. [2019-12-01 23:02:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 975 transitions. [2019-12-01 23:02:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:02:02,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:02,625 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 23:02:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 514 states and 988 transitions. [2019-12-01 23:02:03,377 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 988 transitions. [2019-12-01 23:02:03,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:02:03,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:02:04,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 518 states and 994 transitions. [2019-12-01 23:02:04,327 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 994 transitions. [2019-12-01 23:02:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:02:04,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:02:05,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 535 states and 1032 transitions. [2019-12-01 23:02:05,942 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1032 transitions. [2019-12-01 23:02:05,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:02:05,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:05,956 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:02:07,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 541 states and 1045 transitions. [2019-12-01 23:02:07,764 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1045 transitions. [2019-12-01 23:02:07,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:02:07,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:07,779 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 541 states and 1044 transitions. [2019-12-01 23:02:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1044 transitions. [2019-12-01 23:02:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:02:07,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:07,955 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:07,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 541 states and 1040 transitions. [2019-12-01 23:02:07,991 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1040 transitions. [2019-12-01 23:02:07,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 23:02:07,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:08,002 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:08,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 541 states and 1038 transitions. [2019-12-01 23:02:08,034 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1038 transitions. [2019-12-01 23:02:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:02:08,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:08,047 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 23:02:08,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 543 states and 1040 transitions. [2019-12-01 23:02:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1040 transitions. [2019-12-01 23:02:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:02:08,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 23:02:08,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 547 states and 1048 transitions. [2019-12-01 23:02:08,922 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1048 transitions. [2019-12-01 23:02:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:02:08,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 23:02:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:08,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 548 states and 1049 transitions. [2019-12-01 23:02:08,968 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1049 transitions. [2019-12-01 23:02:08,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:02:08,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-01 23:02:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 550 states and 1051 transitions. [2019-12-01 23:02:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1051 transitions. [2019-12-01 23:02:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 23:02:09,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:09,524 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 23:02:10,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:10,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 549 states and 1046 transitions. [2019-12-01 23:02:10,074 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1046 transitions. [2019-12-01 23:02:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:02:10,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:10,238 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 23:02:12,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:12,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 568 states and 1071 transitions. [2019-12-01 23:02:12,032 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1071 transitions. [2019-12-01 23:02:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:02:12,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:02:12,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 571 states and 1076 transitions. [2019-12-01 23:02:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1076 transitions. [2019-12-01 23:02:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:02:12,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 23:02:13,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 577 states and 1086 transitions. [2019-12-01 23:02:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1086 transitions. [2019-12-01 23:02:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:02:13,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:13,372 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-01 23:02:13,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:13,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 579 states and 1088 transitions. [2019-12-01 23:02:13,424 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1088 transitions. [2019-12-01 23:02:13,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:02:13,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 23:02:13,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:13,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 580 states and 1089 transitions. [2019-12-01 23:02:13,473 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1089 transitions. [2019-12-01 23:02:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:02:13,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-01 23:02:13,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:13,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 582 states and 1090 transitions. [2019-12-01 23:02:13,502 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1090 transitions. [2019-12-01 23:02:13,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 23:02:13,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:13,516 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:02:15,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:15,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 602 states and 1132 transitions. [2019-12-01 23:02:15,419 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1132 transitions. [2019-12-01 23:02:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 23:02:15,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:15,433 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:15,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 621 states and 1159 transitions. [2019-12-01 23:02:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1159 transitions. [2019-12-01 23:02:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 23:02:15,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 622 states and 1160 transitions. [2019-12-01 23:02:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1160 transitions. [2019-12-01 23:02:15,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 23:02:15,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:15,811 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 23:02:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:15,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 623 states and 1161 transitions. [2019-12-01 23:02:15,872 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1161 transitions. [2019-12-01 23:02:15,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 23:02:15,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:02:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 627 states and 1167 transitions. [2019-12-01 23:02:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1167 transitions. [2019-12-01 23:02:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:16,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:16,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:16,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 628 states and 1168 transitions. [2019-12-01 23:02:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1168 transitions. [2019-12-01 23:02:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:16,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 23:02:17,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 636 states and 1176 transitions. [2019-12-01 23:02:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1176 transitions. [2019-12-01 23:02:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:17,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 53 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 23:02:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 644 states and 1184 transitions. [2019-12-01 23:02:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1184 transitions. [2019-12-01 23:02:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:19,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:19,927 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 23:02:20,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:20,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 654 states and 1195 transitions. [2019-12-01 23:02:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1195 transitions. [2019-12-01 23:02:20,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:20,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 23:02:22,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 664 states and 1206 transitions. [2019-12-01 23:02:22,360 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1206 transitions. [2019-12-01 23:02:22,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:22,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:22,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 665 states and 1207 transitions. [2019-12-01 23:02:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1207 transitions. [2019-12-01 23:02:22,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:22,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:22,676 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:02:25,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:25,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 685 states and 1230 transitions. [2019-12-01 23:02:25,357 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1230 transitions. [2019-12-01 23:02:25,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:25,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 23:02:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 686 states and 1231 transitions. [2019-12-01 23:02:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1231 transitions. [2019-12-01 23:02:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:25,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:25,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 686 states and 1230 transitions. [2019-12-01 23:02:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1230 transitions. [2019-12-01 23:02:25,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:25,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:25,925 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 23:02:25,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 687 states and 1231 transitions. [2019-12-01 23:02:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1231 transitions. [2019-12-01 23:02:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 23:02:25,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:25,973 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:26,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:26,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 689 states and 1234 transitions. [2019-12-01 23:02:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1234 transitions. [2019-12-01 23:02:26,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 23:02:26,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 23:02:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:27,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 698 states and 1244 transitions. [2019-12-01 23:02:27,961 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1244 transitions. [2019-12-01 23:02:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 23:02:27,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 47 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 23:02:28,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 701 states and 1248 transitions. [2019-12-01 23:02:28,740 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1248 transitions. [2019-12-01 23:02:28,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 23:02:28,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:28,753 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 23:02:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:30,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 710 states and 1258 transitions. [2019-12-01 23:02:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1258 transitions. [2019-12-01 23:02:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 23:02:30,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:30,342 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:02:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 711 states and 1259 transitions. [2019-12-01 23:02:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1259 transitions. [2019-12-01 23:02:30,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 23:02:30,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:30,444 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:32,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:32,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 726 states and 1293 transitions. [2019-12-01 23:02:32,187 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1293 transitions. [2019-12-01 23:02:32,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 23:02:32,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:32,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:32,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 727 states and 1294 transitions. [2019-12-01 23:02:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1294 transitions. [2019-12-01 23:02:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-01 23:02:32,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 50 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-01 23:02:34,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 731 states and 1299 transitions. [2019-12-01 23:02:34,786 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1299 transitions. [2019-12-01 23:02:34,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-01 23:02:34,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:34,798 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-01 23:02:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:35,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 733 states and 1300 transitions. [2019-12-01 23:02:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1300 transitions. [2019-12-01 23:02:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 23:02:35,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 23:02:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 738 states and 1306 transitions. [2019-12-01 23:02:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1306 transitions. [2019-12-01 23:02:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 23:02:36,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 23:02:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:39,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 743 states and 1312 transitions. [2019-12-01 23:02:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1312 transitions. [2019-12-01 23:02:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 23:02:39,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:02:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 744 states and 1313 transitions. [2019-12-01 23:02:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1313 transitions. [2019-12-01 23:02:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 23:02:39,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:02:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 746 states and 1317 transitions. [2019-12-01 23:02:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1317 transitions. [2019-12-01 23:02:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 23:02:40,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:02:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:40,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 746 states and 1316 transitions. [2019-12-01 23:02:40,109 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1316 transitions. [2019-12-01 23:02:40,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 23:02:40,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:02:42,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:42,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 761 states and 1347 transitions. [2019-12-01 23:02:42,701 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1347 transitions. [2019-12-01 23:02:42,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 23:02:42,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:42,874 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:02:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 767 states and 1354 transitions. [2019-12-01 23:02:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1354 transitions. [2019-12-01 23:02:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 23:02:47,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:47,609 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:02:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 768 states and 1355 transitions. [2019-12-01 23:02:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1355 transitions. [2019-12-01 23:02:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 23:02:47,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 783 states and 1371 transitions. [2019-12-01 23:02:48,970 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1371 transitions. [2019-12-01 23:02:48,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 23:02:48,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:49,005 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 23:02:53,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 792 states and 1387 transitions. [2019-12-01 23:02:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1387 transitions. [2019-12-01 23:02:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 23:02:53,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 23:02:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:54,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 799 states and 1397 transitions. [2019-12-01 23:02:54,841 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1397 transitions. [2019-12-01 23:02:54,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 23:02:54,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:02:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:55,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 801 states and 1415 transitions. [2019-12-01 23:02:55,644 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1415 transitions. [2019-12-01 23:02:55,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 23:02:55,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 56 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 23:02:59,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:02:59,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 808 states and 1423 transitions. [2019-12-01 23:02:59,755 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1423 transitions. [2019-12-01 23:02:59,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 23:02:59,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:02:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:02:59,799 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 56 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 23:03:01,486 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-12-01 23:03:05,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:05,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 815 states and 1431 transitions. [2019-12-01 23:03:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1431 transitions. [2019-12-01 23:03:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 23:03:05,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:03:07,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 816 states and 1432 transitions. [2019-12-01 23:03:07,067 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1432 transitions. [2019-12-01 23:03:07,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 23:03:07,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:07,084 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:03:07,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:07,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 817 states and 1433 transitions. [2019-12-01 23:03:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1433 transitions. [2019-12-01 23:03:07,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 23:03:07,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 23:03:08,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:08,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 819 states and 1445 transitions. [2019-12-01 23:03:08,066 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1445 transitions. [2019-12-01 23:03:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 23:03:08,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:08,080 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:03:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:09,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 830 states and 1458 transitions. [2019-12-01 23:03:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1458 transitions. [2019-12-01 23:03:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 23:03:09,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:03:13,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 842 states and 1484 transitions. [2019-12-01 23:03:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1484 transitions. [2019-12-01 23:03:13,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 23:03:13,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:13,734 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:03:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 853 states and 1505 transitions. [2019-12-01 23:03:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1505 transitions. [2019-12-01 23:03:15,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 23:03:15,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:15,985 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:03:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:17,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 863 states and 1514 transitions. [2019-12-01 23:03:17,216 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1514 transitions. [2019-12-01 23:03:17,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 23:03:17,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:17,229 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:03:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:17,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 864 states and 1515 transitions. [2019-12-01 23:03:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1515 transitions. [2019-12-01 23:03:17,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 23:03:17,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 23:03:18,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:18,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 865 states and 1517 transitions. [2019-12-01 23:03:18,095 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1517 transitions. [2019-12-01 23:03:18,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 23:03:18,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:18,108 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 23:03:18,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 874 states and 1527 transitions. [2019-12-01 23:03:19,000 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1527 transitions. [2019-12-01 23:03:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 23:03:19,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:19,230 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 23:03:26,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:26,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 898 states and 1563 transitions. [2019-12-01 23:03:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1563 transitions. [2019-12-01 23:03:26,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 23:03:26,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:03:26,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 899 states and 1564 transitions. [2019-12-01 23:03:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1564 transitions. [2019-12-01 23:03:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 23:03:26,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 23:03:28,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 914 states and 1580 transitions. [2019-12-01 23:03:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1580 transitions. [2019-12-01 23:03:28,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:28,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:03:29,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 916 states and 1582 transitions. [2019-12-01 23:03:29,015 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1582 transitions. [2019-12-01 23:03:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:29,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:03:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 936 states and 1607 transitions. [2019-12-01 23:03:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1607 transitions. [2019-12-01 23:03:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:32,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:03:37,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:37,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 948 states and 1652 transitions. [2019-12-01 23:03:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1652 transitions. [2019-12-01 23:03:37,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:37,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:37,912 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 23:03:38,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:38,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 948 states and 1651 transitions. [2019-12-01 23:03:38,874 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1651 transitions. [2019-12-01 23:03:38,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:38,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:03:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 954 states and 1669 transitions. [2019-12-01 23:03:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1669 transitions. [2019-12-01 23:03:42,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:42,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:42,054 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:03:42,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 959 states and 1685 transitions. [2019-12-01 23:03:42,087 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1685 transitions. [2019-12-01 23:03:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:42,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:03:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 961 states and 1687 transitions. [2019-12-01 23:03:42,117 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1687 transitions. [2019-12-01 23:03:42,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:42,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:03:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 963 states and 1690 transitions. [2019-12-01 23:03:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1690 transitions. [2019-12-01 23:03:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-12-01 23:03:42,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:03:46,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:46,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 968 states and 1694 transitions. [2019-12-01 23:03:46,583 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1694 transitions. [2019-12-01 23:03:46,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 23:03:46,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:46,597 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:03:46,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 969 states and 1695 transitions. [2019-12-01 23:03:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1695 transitions. [2019-12-01 23:03:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 23:03:46,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:46,638 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:03:47,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:47,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 973 states and 1711 transitions. [2019-12-01 23:03:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1711 transitions. [2019-12-01 23:03:47,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 23:03:47,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:03:47,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:47,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 974 states and 1712 transitions. [2019-12-01 23:03:47,960 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1712 transitions. [2019-12-01 23:03:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 23:03:47,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:03:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:50,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 982 states and 1731 transitions. [2019-12-01 23:03:50,144 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1731 transitions. [2019-12-01 23:03:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 23:03:50,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-12-01 23:03:58,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:58,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1004 states and 1767 transitions. [2019-12-01 23:03:58,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1767 transitions. [2019-12-01 23:03:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 23:03:58,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:59,006 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:03:59,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:03:59,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1007 states and 1776 transitions. [2019-12-01 23:03:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1776 transitions. [2019-12-01 23:03:59,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:03:59,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:03:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:03:59,290 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 23:04:01,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:01,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1010 states and 1782 transitions. [2019-12-01 23:04:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1782 transitions. [2019-12-01 23:04:01,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:01,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:04:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1011 states and 1783 transitions. [2019-12-01 23:04:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1783 transitions. [2019-12-01 23:04:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:01,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:01,904 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 23:04:07,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:07,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1019 states and 1794 transitions. [2019-12-01 23:04:07,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1794 transitions. [2019-12-01 23:04:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:07,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:07,361 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:04:07,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:07,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1020 states and 1795 transitions. [2019-12-01 23:04:07,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1795 transitions. [2019-12-01 23:04:07,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:07,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:04:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1021 states and 1796 transitions. [2019-12-01 23:04:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1796 transitions. [2019-12-01 23:04:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:07,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:07,426 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 23:04:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1024 states and 1802 transitions. [2019-12-01 23:04:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1802 transitions. [2019-12-01 23:04:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:10,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:10,109 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-12-01 23:04:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1027 states and 1813 transitions. [2019-12-01 23:04:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1813 transitions. [2019-12-01 23:04:11,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:11,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:11,030 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:11,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1029 states and 1815 transitions. [2019-12-01 23:04:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1815 transitions. [2019-12-01 23:04:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:11,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:11,063 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:11,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1032 states and 1819 transitions. [2019-12-01 23:04:11,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1819 transitions. [2019-12-01 23:04:11,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:11,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:11,095 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:11,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1038 states and 1833 transitions. [2019-12-01 23:04:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1833 transitions. [2019-12-01 23:04:11,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:11,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:11,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1039 states and 1834 transitions. [2019-12-01 23:04:11,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1834 transitions. [2019-12-01 23:04:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:11,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:11,192 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-12-01 23:04:11,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:11,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1041 states and 1836 transitions. [2019-12-01 23:04:11,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1836 transitions. [2019-12-01 23:04:11,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-12-01 23:04:11,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:11,299 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 23:04:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1040 states and 1834 transitions. [2019-12-01 23:04:11,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1834 transitions. [2019-12-01 23:04:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:11,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:11,981 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 23:04:12,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:12,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1041 states and 1835 transitions. [2019-12-01 23:04:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1835 transitions. [2019-12-01 23:04:12,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:12,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 23:04:12,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:12,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1042 states and 1836 transitions. [2019-12-01 23:04:12,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1836 transitions. [2019-12-01 23:04:12,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:12,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:12,510 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:04:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1043 states and 1837 transitions. [2019-12-01 23:04:12,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1837 transitions. [2019-12-01 23:04:12,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:12,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:04:12,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1044 states and 1840 transitions. [2019-12-01 23:04:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1840 transitions. [2019-12-01 23:04:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:12,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:04:12,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:12,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1045 states and 1841 transitions. [2019-12-01 23:04:12,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1841 transitions. [2019-12-01 23:04:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:12,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 23:04:16,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:16,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1051 states and 1851 transitions. [2019-12-01 23:04:16,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1851 transitions. [2019-12-01 23:04:16,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:16,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:04:16,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1056 states and 1860 transitions. [2019-12-01 23:04:16,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1860 transitions. [2019-12-01 23:04:16,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:16,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:16,523 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:16,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1057 states and 1860 transitions. [2019-12-01 23:04:16,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1860 transitions. [2019-12-01 23:04:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:16,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:16,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:16,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1059 states and 1862 transitions. [2019-12-01 23:04:16,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1862 transitions. [2019-12-01 23:04:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:16,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:16,595 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1060 states and 1863 transitions. [2019-12-01 23:04:16,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1863 transitions. [2019-12-01 23:04:16,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:16,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1063 states and 1873 transitions. [2019-12-01 23:04:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1873 transitions. [2019-12-01 23:04:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:16,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:04:22,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:22,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1069 states and 1900 transitions. [2019-12-01 23:04:22,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1900 transitions. [2019-12-01 23:04:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-01 23:04:22,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 23:04:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1072 states and 1904 transitions. [2019-12-01 23:04:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1904 transitions. [2019-12-01 23:04:23,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:23,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:04:23,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1073 states and 1905 transitions. [2019-12-01 23:04:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1905 transitions. [2019-12-01 23:04:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:23,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:04:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1074 states and 1907 transitions. [2019-12-01 23:04:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1907 transitions. [2019-12-01 23:04:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:23,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:23,950 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 23:04:23,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:23,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1075 states and 1909 transitions. [2019-12-01 23:04:23,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1909 transitions. [2019-12-01 23:04:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:23,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:04:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1076 states and 1912 transitions. [2019-12-01 23:04:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1912 transitions. [2019-12-01 23:04:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:24,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:24,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1082 states and 1927 transitions. [2019-12-01 23:04:24,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1927 transitions. [2019-12-01 23:04:24,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:24,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,109 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 23:04:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1084 states and 1929 transitions. [2019-12-01 23:04:24,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1929 transitions. [2019-12-01 23:04:24,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:24,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,183 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1087 states and 1936 transitions. [2019-12-01 23:04:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1936 transitions. [2019-12-01 23:04:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:24,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:24,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1088 states and 1937 transitions. [2019-12-01 23:04:24,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1937 transitions. [2019-12-01 23:04:24,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-12-01 23:04:24,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 23:04:24,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1090 states and 1938 transitions. [2019-12-01 23:04:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1938 transitions. [2019-12-01 23:04:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:24,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,337 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 23:04:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1092 states and 1941 transitions. [2019-12-01 23:04:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1941 transitions. [2019-12-01 23:04:24,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:24,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,378 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:04:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1093 states and 1942 transitions. [2019-12-01 23:04:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1942 transitions. [2019-12-01 23:04:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:24,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 23:04:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1104 states and 1965 transitions. [2019-12-01 23:04:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1965 transitions. [2019-12-01 23:04:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:27,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 77 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:04:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:29,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1109 states and 1973 transitions. [2019-12-01 23:04:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1973 transitions. [2019-12-01 23:04:29,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:29,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:29,995 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-12-01 23:04:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1112 states and 1982 transitions. [2019-12-01 23:04:33,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1982 transitions. [2019-12-01 23:04:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:33,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:33,212 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 77 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 23:04:38,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1117 states and 1992 transitions. [2019-12-01 23:04:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1992 transitions. [2019-12-01 23:04:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:38,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:38,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1118 states and 1993 transitions. [2019-12-01 23:04:38,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1993 transitions. [2019-12-01 23:04:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:38,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:38,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1119 states and 1994 transitions. [2019-12-01 23:04:38,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1994 transitions. [2019-12-01 23:04:38,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:38,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:38,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1120 states and 1995 transitions. [2019-12-01 23:04:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1995 transitions. [2019-12-01 23:04:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:38,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:38,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1124 states and 2006 transitions. [2019-12-01 23:04:38,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2006 transitions. [2019-12-01 23:04:38,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:38,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 23:04:38,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1135 states and 2019 transitions. [2019-12-01 23:04:38,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2019 transitions. [2019-12-01 23:04:38,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:38,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:38,456 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-12-01 23:04:38,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1136 states and 2020 transitions. [2019-12-01 23:04:38,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2020 transitions. [2019-12-01 23:04:38,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-12-01 23:04:38,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-12-01 23:04:38,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:38,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1138 states and 2022 transitions. [2019-12-01 23:04:38,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2022 transitions. [2019-12-01 23:04:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:38,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 23:04:45,448 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2019-12-01 23:04:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1150 states and 2038 transitions. [2019-12-01 23:04:49,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2038 transitions. [2019-12-01 23:04:49,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:49,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 23:04:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1158 states and 2048 transitions. [2019-12-01 23:04:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2048 transitions. [2019-12-01 23:04:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:50,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 23:04:52,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:52,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 1164 states and 2055 transitions. [2019-12-01 23:04:52,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2055 transitions. [2019-12-01 23:04:52,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:52,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 23:04:52,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1165 states and 2056 transitions. [2019-12-01 23:04:52,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2056 transitions. [2019-12-01 23:04:52,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:52,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:52,659 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-12-01 23:04:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:53,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1167 states and 2058 transitions. [2019-12-01 23:04:53,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2058 transitions. [2019-12-01 23:04:53,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:53,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 23:04:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1169 states and 2062 transitions. [2019-12-01 23:04:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2062 transitions. [2019-12-01 23:04:53,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:53,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:53,417 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 23:04:53,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1175 states and 2073 transitions. [2019-12-01 23:04:53,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2073 transitions. [2019-12-01 23:04:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:53,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:53,506 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-01 23:04:53,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1177 states and 2076 transitions. [2019-12-01 23:04:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2076 transitions. [2019-12-01 23:04:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:53,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:53,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:53,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1181 states and 2087 transitions. [2019-12-01 23:04:53,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2087 transitions. [2019-12-01 23:04:53,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:53,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:53,643 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:53,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1182 states and 2088 transitions. [2019-12-01 23:04:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2088 transitions. [2019-12-01 23:04:53,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:53,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:53,688 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1186 states and 2098 transitions. [2019-12-01 23:04:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2098 transitions. [2019-12-01 23:04:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 23:04:53,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:53,749 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 23:04:54,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:54,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1191 states and 2106 transitions. [2019-12-01 23:04:54,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2106 transitions. [2019-12-01 23:04:54,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:54,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-01 23:04:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1192 states and 2107 transitions. [2019-12-01 23:04:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 2107 transitions. [2019-12-01 23:04:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:54,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 23:04:56,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:56,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1193 states and 2109 transitions. [2019-12-01 23:04:56,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2109 transitions. [2019-12-01 23:04:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:56,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 23:04:57,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:57,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1204 states and 2119 transitions. [2019-12-01 23:04:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2119 transitions. [2019-12-01 23:04:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:57,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:57,938 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 23:04:57,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1205 states and 2120 transitions. [2019-12-01 23:04:57,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2120 transitions. [2019-12-01 23:04:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:57,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 23:04:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1206 states and 2121 transitions. [2019-12-01 23:04:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2121 transitions. [2019-12-01 23:04:58,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:58,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-01 23:04:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:58,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1207 states and 2122 transitions. [2019-12-01 23:04:58,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 2122 transitions. [2019-12-01 23:04:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:58,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:58,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1208 states and 2123 transitions. [2019-12-01 23:04:58,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2123 transitions. [2019-12-01 23:04:58,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:58,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:58,204 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 23:04:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1212 states and 2133 transitions. [2019-12-01 23:04:58,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2133 transitions. [2019-12-01 23:04:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:58,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-12-01 23:04:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:04:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1213 states and 2134 transitions. [2019-12-01 23:04:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2134 transitions. [2019-12-01 23:04:58,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-12-01 23:04:58,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:04:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 23:04:58,300 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-12-01 23:05:01,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 23:05:01,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1219 states and 2143 transitions. [2019-12-01 23:05:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2143 transitions. [2019-12-01 23:05:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-12-01 23:05:01,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 23:05:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:05:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:05:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:05:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-01 23:05:01,782 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 203 iterations. [2019-12-01 23:05:01,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 11:05:01 ImpRootNode [2019-12-01 23:05:01,864 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 23:05:01,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 23:05:01,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 23:05:01,864 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 23:05:01,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:38" (3/4) ... [2019-12-01 23:05:01,866 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-01 23:05:01,932 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fb11dff8-686c-4fea-a907-80ee32ea3037/bin/ukojak/witness.graphml [2019-12-01 23:05:01,932 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 23:05:01,933 INFO L168 Benchmark]: Toolchain (without parser) took 203979.23 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 620.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -120.7 MB). Peak memory consumption was 500.1 MB. Max. memory is 11.5 GB. [2019-12-01 23:05:01,933 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:05:01,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -134.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-12-01 23:05:01,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.25 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 23:05:01,934 INFO L168 Benchmark]: Boogie Preprocessor took 24.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-12-01 23:05:01,934 INFO L168 Benchmark]: RCFGBuilder took 581.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 980.6 MB in the end (delta: 86.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 11.5 GB. [2019-12-01 23:05:01,935 INFO L168 Benchmark]: CodeCheck took 203015.98 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 536.3 MB). Free memory was 980.6 MB in the beginning and 1.1 GB in the end (delta: -98.8 MB). Peak memory consumption was 437.6 MB. Max. memory is 11.5 GB. [2019-12-01 23:05:01,935 INFO L168 Benchmark]: Witness Printer took 68.39 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2019-12-01 23:05:01,936 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, 106 locations, 1 error locations. Result: UNSAFE, OverallTime: 202.9s, OverallIterations: 203, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 939761776 SDtfs, -171727572 SDslu, 85648840 SDs, 0 SdLazy, 435026350 SolverSat, 1194865162 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 673.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 175806 GetRequests, 171752 SyntacticMatches, 2720 SemanticMatches, 1334 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1043421 ImplicationChecksByTransitivity, 188.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 18768 NumberOfCodeBlocks, 18768 NumberOfCodeBlocksAsserted, 203 NumberOfCheckSat, 18458 ConstructedInterpolants, 0 QuantifiedInterpolants, 3234556 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 202 InterpolantComputations, 162 PerfectInterpolantSequences, 12653/14331 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 - CounterExampleResult [Line: 607]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L612] int s ; [L613] int tmp ; [L617] s = 8464 [L11] int s__info_callback = __VERIFIER_nondet_int() ; [L12] int s__in_handshake = __VERIFIER_nondet_int() ; [L13] int s__state ; [L14] int s__new_session ; [L15] int s__server ; [L16] int s__version = __VERIFIER_nondet_int() ; [L17] int s__type ; [L18] int s__init_num ; [L19] int s__hit = __VERIFIER_nondet_int() ; [L20] int s__rwstate ; [L21] int s__init_buf___0 = 1; [L22] int s__debug = __VERIFIER_nondet_int() ; [L23] int s__shutdown ; [L24] int s__cert = __VERIFIER_nondet_int() ; [L25] int s__options = __VERIFIER_nondet_int() ; [L26] int s__verify_mode = __VERIFIER_nondet_int() ; [L27] int s__session__peer = __VERIFIER_nondet_int() ; [L28] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L29] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L30] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L33] int s__s3__tmp__cert_request ; [L34] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int() ; [L35] int s__s3__tmp__use_rsa_tmp ; [L36] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__next_state___0 ; [L39] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L40] int s__session__cipher ; [L41] int buf ; [L42] unsigned long l ; [L43] unsigned long Time ; [L44] unsigned long tmp ; [L45] int cb ; [L46] long num1 = __VERIFIER_nondet_long() ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int got_new_session ; [L52] int tmp___1 = __VERIFIER_nondet_int() ; [L53] int tmp___2 = __VERIFIER_nondet_int() ; [L54] int tmp___3 = __VERIFIER_nondet_int() ; [L55] int tmp___4 = __VERIFIER_nondet_int() ; [L56] int tmp___5 = __VERIFIER_nondet_int() ; [L57] int tmp___6 = __VERIFIER_nondet_int() ; [L58] int tmp___7 ; [L59] long tmp___8 = __VERIFIER_nondet_long() ; [L60] int tmp___9 = __VERIFIER_nondet_int() ; [L61] int tmp___10 = __VERIFIER_nondet_int() ; [L62] int blastFlag ; [L63] int __cil_tmp55 ; [L64] unsigned long __cil_tmp56 ; [L65] unsigned long __cil_tmp57 ; [L66] unsigned long __cil_tmp58 ; [L67] unsigned long __cil_tmp59 ; [L68] int __cil_tmp60 ; [L69] unsigned long __cil_tmp61 ; [L73] s__state = initial_state [L74] blastFlag = 0 [L75] tmp = __VERIFIER_nondet_int() [L76] Time = tmp [L77] cb = 0 [L78] ret = -1 [L79] skip = 0 [L80] got_new_session = 0 [L81] COND FALSE !(s__info_callback != 0) [L84] COND FALSE !(s__ctx__info_callback != 0) [L88] s__in_handshake ++ [L89] COND TRUE tmp___1 + 12288 [L90] COND FALSE !(tmp___2 + 16384) [L94] COND FALSE !(s__cert == 0) [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND TRUE s__state == 8464 [L271] s__shutdown = 0 [L272] ret = __VERIFIER_nondet_int() [L273] COND TRUE blastFlag == 0 [L274] blastFlag = 1 [L276] COND FALSE !(ret <= 0) [L279] got_new_session = 1 [L280] s__state = 8496 [L281] s__init_num = 0 [L579] COND FALSE !(! s__s3__tmp__reuse_message) [L596] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND FALSE !(s__state == 8464) [L128] COND FALSE !(s__state == 8465) [L131] COND FALSE !(s__state == 8466) [L134] COND TRUE s__state == 8496 [L285] ret = __VERIFIER_nondet_int() [L286] COND TRUE blastFlag == 1 [L287] blastFlag = 2 [L293] COND FALSE !(ret <= 0) [L296] COND TRUE \read(s__hit) [L297] s__state = 8656 [L301] s__init_num = 0 [L579] COND FALSE !(! s__s3__tmp__reuse_message) [L596] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND FALSE !(s__state == 8464) [L128] COND FALSE !(s__state == 8465) [L131] COND FALSE !(s__state == 8466) [L134] COND FALSE !(s__state == 8496) [L137] COND FALSE !(s__state == 8497) [L140] COND FALSE !(s__state == 8512) [L143] COND FALSE !(s__state == 8513) [L146] COND FALSE !(s__state == 8528) [L149] COND FALSE !(s__state == 8529) [L152] COND FALSE !(s__state == 8544) [L155] COND FALSE !(s__state == 8545) [L158] COND FALSE !(s__state == 8560) [L161] COND FALSE !(s__state == 8561) [L164] COND FALSE !(s__state == 8448) [L167] COND FALSE !(s__state == 8576) [L170] COND FALSE !(s__state == 8577) [L173] COND FALSE !(s__state == 8592) [L176] COND FALSE !(s__state == 8593) [L179] COND FALSE !(s__state == 8608) [L182] COND FALSE !(s__state == 8609) [L185] COND FALSE !(s__state == 8640) [L188] COND FALSE !(s__state == 8641) [L191] COND TRUE s__state == 8656 [L490] s__session__cipher = s__s3__tmp__new_cipher [L491] COND FALSE !(! tmp___9) [L495] ret = __VERIFIER_nondet_int() [L496] COND TRUE blastFlag == 2 [L497] blastFlag = 3 [L499] COND FALSE !(ret <= 0) [L502] s__state = 8672 [L503] s__init_num = 0 [L504] COND FALSE !(! tmp___10) [L579] COND FALSE !(! s__s3__tmp__reuse_message) [L596] skip = 0 [L98] COND TRUE 1 [L100] state = s__state [L101] COND FALSE !(s__state == 12292) [L104] COND FALSE !(s__state == 16384) [L107] COND FALSE !(s__state == 8192) [L110] COND FALSE !(s__state == 24576) [L113] COND FALSE !(s__state == 8195) [L116] COND FALSE !(s__state == 8480) [L119] COND FALSE !(s__state == 8481) [L122] COND FALSE !(s__state == 8482) [L125] COND FALSE !(s__state == 8464) [L128] COND FALSE !(s__state == 8465) [L131] COND FALSE !(s__state == 8466) [L134] COND FALSE !(s__state == 8496) [L137] COND FALSE !(s__state == 8497) [L140] COND FALSE !(s__state == 8512) [L143] COND FALSE !(s__state == 8513) [L146] COND FALSE !(s__state == 8528) [L149] COND FALSE !(s__state == 8529) [L152] COND FALSE !(s__state == 8544) [L155] COND FALSE !(s__state == 8545) [L158] COND FALSE !(s__state == 8560) [L161] COND FALSE !(s__state == 8561) [L164] COND FALSE !(s__state == 8448) [L167] COND FALSE !(s__state == 8576) [L170] COND FALSE !(s__state == 8577) [L173] COND FALSE !(s__state == 8592) [L176] COND FALSE !(s__state == 8593) [L179] COND FALSE !(s__state == 8608) [L182] COND FALSE !(s__state == 8609) [L185] COND FALSE !(s__state == 8640) [L188] COND FALSE !(s__state == 8641) [L191] COND FALSE !(s__state == 8656) [L194] COND FALSE !(s__state == 8657) [L197] COND TRUE s__state == 8672 [L511] ret = __VERIFIER_nondet_int() [L512] COND TRUE blastFlag == 3 [L607] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 251.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -134.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.25 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 581.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 980.6 MB in the end (delta: 86.4 MB). Peak memory consumption was 86.4 MB. Max. memory is 11.5 GB. * CodeCheck took 203015.98 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 536.3 MB). Free memory was 980.6 MB in the beginning and 1.1 GB in the end (delta: -98.8 MB). Peak memory consumption was 437.6 MB. Max. memory is 11.5 GB. * Witness Printer took 68.39 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...