./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/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 87288fc43230a9d3829930d8a140fe9b3ddaa0e7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 15:16:37,005 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:16:37,006 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:16:37,014 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:16:37,015 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:16:37,015 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:16:37,016 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:16:37,017 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:16:37,018 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:16:37,019 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:16:37,020 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:16:37,020 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:16:37,021 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:16:37,021 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:16:37,022 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:16:37,023 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:16:37,024 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:16:37,025 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:16:37,026 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:16:37,028 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:16:37,028 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:16:37,029 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:16:37,031 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:16:37,031 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:16:37,032 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:16:37,032 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:16:37,033 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:16:37,034 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:16:37,034 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:16:37,035 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:16:37,035 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:16:37,036 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:16:37,036 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:16:37,036 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:16:37,037 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:16:37,037 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:16:37,038 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 15:16:37,049 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:16:37,049 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:16:37,050 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:16:37,050 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 15:16:37,050 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:16:37,051 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:16:37,051 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:16:37,051 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:16:37,051 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:16:37,051 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:16:37,051 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:16:37,052 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:16:37,052 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:16:37,052 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:16:37,052 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:16:37,052 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:16:37,052 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:16:37,053 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:16:37,053 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 15:16:37,053 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 15:16:37,053 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:16:37,053 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:16:37,053 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 15:16:37,054 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:16:37,054 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:16:37,054 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:16:37,054 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 15:16:37,054 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:16:37,054 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:16:37,055 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/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 -> 87288fc43230a9d3829930d8a140fe9b3ddaa0e7 [2018-11-23 15:16:37,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:16:37,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:16:37,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:16:37,090 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:16:37,090 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:16:37,091 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-23 15:16:37,130 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/data/7e6e0705e/0972321489d14d5c8be8476bde064de5/FLAG83e05a078 [2018-11-23 15:16:37,479 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:16:37,479 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/sv-benchmarks/c/locks/test_locks_13_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-23 15:16:37,485 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/data/7e6e0705e/0972321489d14d5c8be8476bde064de5/FLAG83e05a078 [2018-11-23 15:16:37,895 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/data/7e6e0705e/0972321489d14d5c8be8476bde064de5 [2018-11-23 15:16:37,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:16:37,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:16:37,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:16:37,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:16:37,903 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:16:37,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:16:37" (1/1) ... [2018-11-23 15:16:37,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58748777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:37, skipping insertion in model container [2018-11-23 15:16:37,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:16:37" (1/1) ... [2018-11-23 15:16:37,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:16:37,932 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:16:38,068 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:16:38,071 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:16:38,094 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:16:38,107 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:16:38,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38 WrapperNode [2018-11-23 15:16:38,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:16:38,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:16:38,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:16:38,108 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:16:38,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:16:38,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:16:38,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:16:38,134 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:16:38,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:16:38,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:16:38,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:16:38,198 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:16:38,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:16:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/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 [2018-11-23 15:16:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:16:38,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:16:38,678 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:16:38,679 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 15:16:38,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:16:38 BoogieIcfgContainer [2018-11-23 15:16:38,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:16:38,680 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 15:16:38,680 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 15:16:38,688 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 15:16:38,688 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:16:38" (1/1) ... [2018-11-23 15:16:38,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:16:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2018-11-23 15:16:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2018-11-23 15:16:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-23 15:16:38,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:38,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:38,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:38,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 58 transitions. [2018-11-23 15:16:38,923 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 58 transitions. [2018-11-23 15:16:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 15:16:38,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:38,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2018-11-23 15:16:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2018-11-23 15:16:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 15:16:39,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:39,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:39,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 34 states and 57 transitions. [2018-11-23 15:16:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2018-11-23 15:16:39,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-23 15:16:39,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:39,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:39,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-11-23 15:16:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-11-23 15:16:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 15:16:39,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:39,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2018-11-23 15:16:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2018-11-23 15:16:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 15:16:39,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:39,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:39,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:39,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-23 15:16:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-23 15:16:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 15:16:39,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:40,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:40,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2018-11-23 15:16:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2018-11-23 15:16:40,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 15:16:40,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:40,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-11-23 15:16:40,156 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-11-23 15:16:40,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 15:16:40,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:40,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2018-11-23 15:16:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2018-11-23 15:16:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 15:16:40,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:40,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:40,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:40,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-11-23 15:16:40,786 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-11-23 15:16:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 15:16:40,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:40,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-11-23 15:16:40,890 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-11-23 15:16:40,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 15:16:40,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:41,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:41,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-11-23 15:16:41,049 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-11-23 15:16:41,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 15:16:41,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:41,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2018-11-23 15:16:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2018-11-23 15:16:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 15:16:41,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:41,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:41,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 63 transitions. [2018-11-23 15:16:41,279 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2018-11-23 15:16:41,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 15:16:41,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:41,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:42,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-23 15:16:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-23 15:16:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 15:16:42,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:42,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:42,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:42,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2018-11-23 15:16:42,262 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2018-11-23 15:16:42,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 15:16:42,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:42,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:42,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-23 15:16:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-23 15:16:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 15:16:42,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:42,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:42,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2018-11-23 15:16:42,580 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2018-11-23 15:16:42,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 15:16:42,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:42,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:42,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2018-11-23 15:16:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2018-11-23 15:16:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 15:16:42,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:42,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:43,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:43,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2018-11-23 15:16:43,942 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2018-11-23 15:16:43,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 15:16:43,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:44,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:44,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2018-11-23 15:16:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2018-11-23 15:16:44,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 15:16:44,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-11-23 15:16:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-11-23 15:16:44,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:16:44,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-23 15:16:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-23 15:16:44,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:16:44,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:44,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:44,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:44,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2018-11-23 15:16:44,765 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2018-11-23 15:16:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:16:44,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:44,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2018-11-23 15:16:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2018-11-23 15:16:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:16:44,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:44,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2018-11-23 15:16:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2018-11-23 15:16:45,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:16:45,130 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:46,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2018-11-23 15:16:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2018-11-23 15:16:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:16:46,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:46,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:46,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2018-11-23 15:16:46,941 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2018-11-23 15:16:46,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 15:16:46,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 72 transitions. [2018-11-23 15:16:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2018-11-23 15:16:47,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:47,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:47,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:47,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-11-23 15:16:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-11-23 15:16:47,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:47,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:47,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:47,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:47,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2018-11-23 15:16:47,656 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2018-11-23 15:16:47,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:47,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:47,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:47,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2018-11-23 15:16:47,869 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2018-11-23 15:16:47,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:47,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2018-11-23 15:16:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2018-11-23 15:16:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:48,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:48,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:48,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:48,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2018-11-23 15:16:48,292 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2018-11-23 15:16:48,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:48,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 92 transitions. [2018-11-23 15:16:50,524 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 92 transitions. [2018-11-23 15:16:50,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:50,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:50,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:50,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 92 transitions. [2018-11-23 15:16:50,795 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2018-11-23 15:16:50,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 15:16:50,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:51,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2018-11-23 15:16:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2018-11-23 15:16:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:51,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:51,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:51,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:51,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-11-23 15:16:51,379 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-11-23 15:16:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:51,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:51,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2018-11-23 15:16:51,648 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2018-11-23 15:16:51,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:51,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:51,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2018-11-23 15:16:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2018-11-23 15:16:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:51,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:51,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:51,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:52,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2018-11-23 15:16:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2018-11-23 15:16:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:52,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-23 15:16:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-23 15:16:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:52,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:52,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 97 transitions. [2018-11-23 15:16:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2018-11-23 15:16:55,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:55,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:55,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:55,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2018-11-23 15:16:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2018-11-23 15:16:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:55,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:55,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:55,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:55,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2018-11-23 15:16:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2018-11-23 15:16:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 15:16:55,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:55,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:56,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 76 transitions. [2018-11-23 15:16:56,316 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2018-11-23 15:16:56,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:16:56,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:56,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-23 15:16:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-23 15:16:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:16:56,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:57,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2018-11-23 15:16:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2018-11-23 15:16:57,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:16:57,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:57,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:57,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:57,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-11-23 15:16:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-11-23 15:16:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:16:57,375 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:57,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:57,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:57,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2018-11-23 15:16:57,680 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2018-11-23 15:16:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:16:57,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:57,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:57,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2018-11-23 15:16:57,974 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2018-11-23 15:16:57,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:16:57,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:57,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:16:58,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:16:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2018-11-23 15:16:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2018-11-23 15:16:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:16:58,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:16:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:16:58,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:02,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:02,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 102 transitions. [2018-11-23 15:17:02,456 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2018-11-23 15:17:02,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:17:02,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:02,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:02,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:02,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 60 states and 102 transitions. [2018-11-23 15:17:02,766 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 102 transitions. [2018-11-23 15:17:02,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:17:02,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:03,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:03,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 102 transitions. [2018-11-23 15:17:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 102 transitions. [2018-11-23 15:17:03,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 15:17:03,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:03,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 45 states and 78 transitions. [2018-11-23 15:17:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 78 transitions. [2018-11-23 15:17:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:03,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:03,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:04,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-11-23 15:17:04,092 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-11-23 15:17:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:04,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:04,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:04,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:04,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2018-11-23 15:17:04,618 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2018-11-23 15:17:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:04,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2018-11-23 15:17:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2018-11-23 15:17:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:05,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:05,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2018-11-23 15:17:05,518 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2018-11-23 15:17:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:05,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:05,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:05,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:05,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2018-11-23 15:17:05,990 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2018-11-23 15:17:05,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:05,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:06,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 75 transitions. [2018-11-23 15:17:06,400 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 75 transitions. [2018-11-23 15:17:06,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:06,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:06,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:06,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 75 transitions. [2018-11-23 15:17:06,784 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2018-11-23 15:17:06,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:06,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:07,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 62 states and 107 transitions. [2018-11-23 15:17:11,782 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 107 transitions. [2018-11-23 15:17:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:11,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:11,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 63 states and 107 transitions. [2018-11-23 15:17:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 107 transitions. [2018-11-23 15:17:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:12,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:12,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:12,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 64 states and 107 transitions. [2018-11-23 15:17:12,547 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2018-11-23 15:17:12,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 15:17:12,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2018-11-23 15:17:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2018-11-23 15:17:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:12,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:13,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:13,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:13,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-11-23 15:17:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-11-23 15:17:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:13,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:13,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:13,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:14,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-23 15:17:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-23 15:17:14,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:14,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:14,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:14,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:14,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2018-11-23 15:17:14,464 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2018-11-23 15:17:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:14,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:14,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:14,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2018-11-23 15:17:14,877 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2018-11-23 15:17:14,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:14,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:15,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2018-11-23 15:17:15,316 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2018-11-23 15:17:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:15,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:15,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:15,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-11-23 15:17:15,702 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-11-23 15:17:15,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:15,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:15,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2018-11-23 15:17:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2018-11-23 15:17:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:16,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:22,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:22,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 112 transitions. [2018-11-23 15:17:22,267 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 112 transitions. [2018-11-23 15:17:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:22,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:22,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 112 transitions. [2018-11-23 15:17:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 112 transitions. [2018-11-23 15:17:22,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:22,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:23,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2018-11-23 15:17:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2018-11-23 15:17:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:23,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 67 states and 112 transitions. [2018-11-23 15:17:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 112 transitions. [2018-11-23 15:17:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 15:17:23,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:24,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 82 transitions. [2018-11-23 15:17:24,052 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 82 transitions. [2018-11-23 15:17:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:24,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:24,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:24,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-11-23 15:17:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-11-23 15:17:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:24,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2018-11-23 15:17:25,177 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2018-11-23 15:17:25,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:25,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:25,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2018-11-23 15:17:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2018-11-23 15:17:25,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:25,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:26,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2018-11-23 15:17:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2018-11-23 15:17:26,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:26,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:26,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2018-11-23 15:17:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2018-11-23 15:17:26,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:26,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:26,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:27,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2018-11-23 15:17:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2018-11-23 15:17:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:27,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:27,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:27,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2018-11-23 15:17:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2018-11-23 15:17:27,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:27,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:28,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:28,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-11-23 15:17:28,196 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-11-23 15:17:28,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:28,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:28,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2018-11-23 15:17:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2018-11-23 15:17:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:28,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:29,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2018-11-23 15:17:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2018-11-23 15:17:29,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:29,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:29,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:29,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 56 states and 79 transitions. [2018-11-23 15:17:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2018-11-23 15:17:29,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 15:17:29,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:17:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:17:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:17:30,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:17:30,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2018-11-23 15:17:30,404 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2018-11-23 15:17:30,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:17:30,404 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 92 iterations. [2018-11-23 15:17:30,411 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 15:17:30,768 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:17:30,770 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:17:30,770 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:17:30,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:17:30 ImpRootNode [2018-11-23 15:17:30,771 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 15:17:30,771 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:17:30,771 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:17:30,771 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:17:30,772 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:16:38" (3/4) ... [2018-11-23 15:17:30,774 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:17:30,783 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-23 15:17:30,783 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 15:17:30,784 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:17:30,835 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f8e84e66-cdae-4a2a-a29d-cdcfbd0adf68/bin-2019/ukojak/witness.graphml [2018-11-23 15:17:30,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:17:30,836 INFO L168 Benchmark]: Toolchain (without parser) took 52937.85 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 832.6 MB). Free memory was 963.4 MB in the beginning and 1.6 GB in the end (delta: -637.0 MB). Peak memory consumption was 195.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:17:30,836 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:17:30,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.30 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 15:17:30,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.46 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:17:30,837 INFO L168 Benchmark]: Boogie Preprocessor took 62.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -217.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:17:30,837 INFO L168 Benchmark]: RCFGBuilder took 481.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:17:30,838 INFO L168 Benchmark]: CodeCheck took 52091.22 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 664.8 MB). Free memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: -479.3 MB). Peak memory consumption was 185.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:17:30,838 INFO L168 Benchmark]: Witness Printer took 63.87 ms. Allocated memory is still 1.9 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:17:30,839 INFO L336 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, 48 locations, 1 error locations. SAFE Result, 51.6s OverallTime, 92 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 1580195836 SDslu, 0 SDs, 0 SdLazy, -590626824 SolverSat, 1040703484 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 39.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14067 GetRequests, 13391 SyntacticMatches, 0 SemanticMatches, 676 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223210 ImplicationChecksByTransitivity, 49.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1352 NumberOfCodeBlocks, 1352 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 1261 ConstructedInterpolants, 0 QuantifiedInterpolants, 101387 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 91 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 203]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 208.30 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.46 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -217.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 481.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. * CodeCheck took 52091.22 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 664.8 MB). Free memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: -479.3 MB). Peak memory consumption was 185.5 MB. Max. memory is 11.5 GB. * Witness Printer took 63.87 ms. Allocated memory is still 1.9 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...