./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/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 c5a3d22d49117f02662b197492bc1b16616a2878 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:56:20,793 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:56:20,795 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:56:20,803 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:56:20,804 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:56:20,804 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:56:20,805 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:56:20,807 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:56:20,808 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:56:20,809 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:56:20,809 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:56:20,810 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:56:20,810 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:56:20,811 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:56:20,811 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:56:20,812 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:56:20,812 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:56:20,813 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:56:20,815 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:56:20,816 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:56:20,817 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:56:20,817 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:56:20,819 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:56:20,819 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:56:20,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:56:20,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:56:20,820 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:56:20,821 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:56:20,822 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:56:20,823 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:56:20,823 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:56:20,823 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:56:20,824 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:56:20,824 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:56:20,825 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:56:20,825 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:56:20,826 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 11:56:20,838 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:56:20,839 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:56:20,839 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:56:20,840 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:56:20,840 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:56:20,840 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:56:20,841 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:56:20,841 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:56:20,841 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:56:20,841 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:56:20,841 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:56:20,841 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:56:20,842 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:56:20,842 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:56:20,842 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:56:20,842 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:56:20,842 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:56:20,842 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 11:56:20,843 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 11:56:20,843 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:56:20,843 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:56:20,843 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:56:20,843 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:56:20,843 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:56:20,844 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:56:20,844 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 11:56:20,844 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:56:20,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:56:20,844 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_4dd54fa2-6393-47d6-930b-0913492b401c/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 -> c5a3d22d49117f02662b197492bc1b16616a2878 [2018-11-10 11:56:20,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:56:20,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:56:20,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:56:20,890 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:56:20,890 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:56:20,891 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 11:56:20,947 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/data/bd5e26b33/721fd151577b4d5bb528d4249b6a5150/FLAG52a3b8d9d [2018-11-10 11:56:21,271 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:56:21,271 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/sv-benchmarks/c/locks/test_locks_14_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 11:56:21,276 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/data/bd5e26b33/721fd151577b4d5bb528d4249b6a5150/FLAG52a3b8d9d [2018-11-10 11:56:21,287 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/data/bd5e26b33/721fd151577b4d5bb528d4249b6a5150 [2018-11-10 11:56:21,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:56:21,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:56:21,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:56:21,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:56:21,294 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:56:21,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21, skipping insertion in model container [2018-11-10 11:56:21,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:56:21,324 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:56:21,469 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:56:21,472 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:56:21,496 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:56:21,507 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:56:21,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21 WrapperNode [2018-11-10 11:56:21,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:56:21,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:56:21,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:56:21,508 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:56:21,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:56:21,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:56:21,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:56:21,545 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:56:21,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... [2018-11-10 11:56:21,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:56:21,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:56:21,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:56:21,563 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:56:21,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:56:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/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 [2018-11-10 11:56:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:56:21,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:56:22,139 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:56:22,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:56:22 BoogieIcfgContainer [2018-11-10 11:56:22,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:56:22,140 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 11:56:22,140 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 11:56:22,148 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 11:56:22,148 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:56:22" (1/1) ... [2018-11-10 11:56:22,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:56:22,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:22,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 67 transitions. [2018-11-10 11:56:22,186 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 67 transitions. [2018-11-10 11:56:22,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 11:56:22,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:22,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:22,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 63 transitions. [2018-11-10 11:56:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 63 transitions. [2018-11-10 11:56:22,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 11:56:22,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:22,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:22,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-10 11:56:22,642 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-10 11:56:22,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 11:56:22,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:22,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:22,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:22,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-11-10 11:56:22,756 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-11-10 11:56:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 11:56:22,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:22,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:23,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:23,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-10 11:56:23,067 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-10 11:56:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 11:56:23,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:23,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:23,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-11-10 11:56:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-11-10 11:56:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 11:56:23,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:23,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:23,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:23,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-11-10 11:56:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-11-10 11:56:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 11:56:23,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:23,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:23,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:23,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-11-10 11:56:23,727 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-11-10 11:56:23,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 11:56:23,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:23,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:23,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-11-10 11:56:23,861 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-11-10 11:56:23,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 11:56:23,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:23,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:23,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2018-11-10 11:56:23,978 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2018-11-10 11:56:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 11:56:23,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:24,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:24,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-11-10 11:56:24,647 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-11-10 11:56:24,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 11:56:24,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:24,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:24,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:24,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-11-10 11:56:24,780 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-11-10 11:56:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 11:56:24,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:24,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:25,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:25,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-11-10 11:56:25,008 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-11-10 11:56:25,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 11:56:25,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:25,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:25,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2018-11-10 11:56:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2018-11-10 11:56:25,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 11:56:25,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:25,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:26,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-11-10 11:56:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-11-10 11:56:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 11:56:26,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:26,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2018-11-10 11:56:26,290 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2018-11-10 11:56:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 11:56:26,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:26,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:26,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-10 11:56:26,450 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-10 11:56:26,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 11:56:26,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2018-11-10 11:56:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2018-11-10 11:56:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 11:56:26,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:26,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:26,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2018-11-10 11:56:26,856 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2018-11-10 11:56:26,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 11:56:26,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:26,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:27,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2018-11-10 11:56:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2018-11-10 11:56:27,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 11:56:27,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:27,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:28,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:28,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2018-11-10 11:56:28,400 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2018-11-10 11:56:28,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 11:56:28,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:28,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:28,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2018-11-10 11:56:28,589 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2018-11-10 11:56:28,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 11:56:28,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-11-10 11:56:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-11-10 11:56:28,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 11:56:28,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:28,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:29,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-11-10 11:56:29,090 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-11-10 11:56:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 11:56:29,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:29,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:29,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2018-11-10 11:56:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2018-11-10 11:56:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 11:56:29,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2018-11-10 11:56:29,536 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2018-11-10 11:56:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 11:56:29,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:31,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2018-11-10 11:56:31,413 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2018-11-10 11:56:31,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 11:56:31,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:31,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2018-11-10 11:56:31,657 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2018-11-10 11:56:31,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 11:56:31,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 89 transitions. [2018-11-10 11:56:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 89 transitions. [2018-11-10 11:56:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 11:56:31,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:32,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:32,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-11-10 11:56:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-11-10 11:56:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:32,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:32,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:32,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-11-10 11:56:32,446 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-11-10 11:56:32,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:32,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:32,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2018-11-10 11:56:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2018-11-10 11:56:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:32,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:32,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2018-11-10 11:56:32,963 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2018-11-10 11:56:32,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:32,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:33,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:35,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:35,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2018-11-10 11:56:35,625 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2018-11-10 11:56:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:35,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:35,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 94 transitions. [2018-11-10 11:56:35,855 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 94 transitions. [2018-11-10 11:56:35,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:35,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:35,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:36,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:36,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 94 transitions. [2018-11-10 11:56:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions. [2018-11-10 11:56:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:36,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:36,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2018-11-10 11:56:36,421 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2018-11-10 11:56:36,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 11:56:36,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2018-11-10 11:56:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2018-11-10 11:56:36,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:36,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:36,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-11-10 11:56:37,102 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-11-10 11:56:37,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:37,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:37,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:37,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:37,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2018-11-10 11:56:37,449 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2018-11-10 11:56:37,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:37,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:37,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-11-10 11:56:37,762 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-11-10 11:56:37,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:37,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:38,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:38,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2018-11-10 11:56:38,042 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2018-11-10 11:56:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:38,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:41,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 56 states and 99 transitions. [2018-11-10 11:56:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 99 transitions. [2018-11-10 11:56:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:41,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:41,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 57 states and 99 transitions. [2018-11-10 11:56:41,899 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 99 transitions. [2018-11-10 11:56:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:41,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:42,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:42,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 99 transitions. [2018-11-10 11:56:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 99 transitions. [2018-11-10 11:56:42,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:42,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:42,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:42,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 59 states and 99 transitions. [2018-11-10 11:56:42,577 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 99 transitions. [2018-11-10 11:56:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:56:42,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:42,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:42,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 47 states and 81 transitions. [2018-11-10 11:56:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 81 transitions. [2018-11-10 11:56:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:42,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:42,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2018-11-10 11:56:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2018-11-10 11:56:43,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:43,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:43,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:43,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:43,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2018-11-10 11:56:43,821 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2018-11-10 11:56:43,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:43,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2018-11-10 11:56:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2018-11-10 11:56:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:44,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:44,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2018-11-10 11:56:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2018-11-10 11:56:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:44,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:44,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:45,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2018-11-10 11:56:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2018-11-10 11:56:45,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:45,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:49,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:49,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 104 transitions. [2018-11-10 11:56:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 104 transitions. [2018-11-10 11:56:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:49,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:49,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:50,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 60 states and 104 transitions. [2018-11-10 11:56:50,320 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 104 transitions. [2018-11-10 11:56:50,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:50,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 104 transitions. [2018-11-10 11:56:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 104 transitions. [2018-11-10 11:56:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:50,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:50,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:51,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:51,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 62 states and 104 transitions. [2018-11-10 11:56:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 104 transitions. [2018-11-10 11:56:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 11:56:51,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:51,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2018-11-10 11:56:51,589 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2018-11-10 11:56:51,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:56:51,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:51,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2018-11-10 11:56:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2018-11-10 11:56:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:56:52,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:52,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-10 11:56:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-10 11:56:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:56:52,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:53,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2018-11-10 11:56:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2018-11-10 11:56:53,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:56:53,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:53,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:53,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2018-11-10 11:56:53,549 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2018-11-10 11:56:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:56:53,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:53,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:56:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:56:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2018-11-10 11:56:53,983 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2018-11-10 11:56:53,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:56:53,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:56:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:56:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2018-11-10 11:57:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2018-11-10 11:57:00,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:57:00,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:00,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 62 states and 109 transitions. [2018-11-10 11:57:00,533 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2018-11-10 11:57:00,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:57:00,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 109 transitions. [2018-11-10 11:57:00,983 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 109 transitions. [2018-11-10 11:57:00,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:57:00,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:01,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 64 states and 109 transitions. [2018-11-10 11:57:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 109 transitions. [2018-11-10 11:57:01,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:57:01,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:01,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:01,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 109 transitions. [2018-11-10 11:57:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 109 transitions. [2018-11-10 11:57:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:57:01,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:02,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:02,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 49 states and 85 transitions. [2018-11-10 11:57:02,532 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2018-11-10 11:57:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:02,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:03,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:03,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 48 states and 82 transitions. [2018-11-10 11:57:03,172 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 82 transitions. [2018-11-10 11:57:03,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:03,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:03,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:03,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2018-11-10 11:57:03,785 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2018-11-10 11:57:03,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:03,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2018-11-10 11:57:04,352 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2018-11-10 11:57:04,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:04,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2018-11-10 11:57:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2018-11-10 11:57:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:04,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:04,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:05,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:05,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2018-11-10 11:57:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2018-11-10 11:57:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:05,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:05,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:05,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:05,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2018-11-10 11:57:05,782 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2018-11-10 11:57:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:05,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:06,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:13,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:13,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 64 states and 114 transitions. [2018-11-10 11:57:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 114 transitions. [2018-11-10 11:57:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:13,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:13,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 65 states and 114 transitions. [2018-11-10 11:57:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 114 transitions. [2018-11-10 11:57:14,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:14,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:14,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2018-11-10 11:57:14,677 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2018-11-10 11:57:14,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:14,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:14,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 114 transitions. [2018-11-10 11:57:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 114 transitions. [2018-11-10 11:57:15,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:15,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:15,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:15,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 68 states and 114 transitions. [2018-11-10 11:57:15,865 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2018-11-10 11:57:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 11:57:15,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:16,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 50 states and 87 transitions. [2018-11-10 11:57:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2018-11-10 11:57:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:16,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:17,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2018-11-10 11:57:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2018-11-10 11:57:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:17,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:18,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2018-11-10 11:57:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2018-11-10 11:57:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:18,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:18,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:18,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:18,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2018-11-10 11:57:18,680 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2018-11-10 11:57:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:18,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:18,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:19,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:19,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2018-11-10 11:57:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2018-11-10 11:57:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:19,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:19,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:19,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2018-11-10 11:57:19,880 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2018-11-10 11:57:19,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:19,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:19,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:20,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:20,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2018-11-10 11:57:20,464 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2018-11-10 11:57:20,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:20,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:21,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:21,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2018-11-10 11:57:21,011 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2018-11-10 11:57:21,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:21,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:21,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 67 states and 119 transitions. [2018-11-10 11:57:31,084 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 119 transitions. [2018-11-10 11:57:31,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:31,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:31,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:31,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 119 transitions. [2018-11-10 11:57:31,673 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2018-11-10 11:57:31,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:31,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:32,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:32,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 119 transitions. [2018-11-10 11:57:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 119 transitions. [2018-11-10 11:57:32,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:32,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:33,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:33,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 70 states and 119 transitions. [2018-11-10 11:57:33,012 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 119 transitions. [2018-11-10 11:57:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:33,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:33,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 119 transitions. [2018-11-10 11:57:33,740 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 119 transitions. [2018-11-10 11:57:33,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:57:33,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:33,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2018-11-10 11:57:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2018-11-10 11:57:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:34,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:35,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:35,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2018-11-10 11:57:35,461 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2018-11-10 11:57:35,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:35,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:36,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:36,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2018-11-10 11:57:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2018-11-10 11:57:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:36,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:36,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:37,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:37,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2018-11-10 11:57:37,061 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2018-11-10 11:57:37,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:37,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:37,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2018-11-10 11:57:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2018-11-10 11:57:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:37,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:37,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:38,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2018-11-10 11:57:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2018-11-10 11:57:38,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:38,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:38,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2018-11-10 11:57:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2018-11-10 11:57:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:39,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:39,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:39,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2018-11-10 11:57:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2018-11-10 11:57:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:39,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:39,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:40,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2018-11-10 11:57:40,466 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2018-11-10 11:57:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:40,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:40,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2018-11-10 11:57:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2018-11-10 11:57:41,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:41,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:41,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:41,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:41,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2018-11-10 11:57:41,915 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2018-11-10 11:57:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:41,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:42,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2018-11-10 11:57:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2018-11-10 11:57:42,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:42,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:42,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:43,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2018-11-10 11:57:43,609 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2018-11-10 11:57:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 11:57:43,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:57:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:57:43,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:57:44,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:57:44,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2018-11-10 11:57:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2018-11-10 11:57:44,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:57:44,490 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 106 iterations. [2018-11-10 11:57:44,497 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 11:57:45,003 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:57:45,006 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:57:45,006 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:57:45,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 11:57:45 ImpRootNode [2018-11-10 11:57:45,006 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 11:57:45,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:57:45,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:57:45,007 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:57:45,007 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:56:22" (3/4) ... [2018-11-10 11:57:45,010 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:57:45,020 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-11-10 11:57:45,020 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 11:57:45,020 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 11:57:45,082 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4dd54fa2-6393-47d6-930b-0913492b401c/bin-2019/ukojak/witness.graphml [2018-11-10 11:57:45,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:57:45,084 INFO L168 Benchmark]: Toolchain (without parser) took 83793.43 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 959.4 MB). Free memory was 959.3 MB in the beginning and 1.2 GB in the end (delta: -225.2 MB). Peak memory consumption was 734.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:57:45,085 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:57:45,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.59 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:57:45,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.06 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:57:45,085 INFO L168 Benchmark]: Boogie Preprocessor took 17.60 ms. Allocated memory is still 1.0 GB. Free memory was 945.6 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:57:45,086 INFO L168 Benchmark]: RCFGBuilder took 577.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -141.4 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:57:45,086 INFO L168 Benchmark]: CodeCheck took 82866.42 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 820.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -100.1 MB). Peak memory consumption was 719.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:57:45,086 INFO L168 Benchmark]: Witness Printer took 76.24 ms. Allocated memory is still 2.0 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.1 kB). Peak memory consumption was 7.1 kB. Max. memory is 11.5 GB. [2018-11-10 11:57:45,088 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, 53 locations, 1 error locations. SAFE Result, 82.3s OverallTime, 106 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -120602628 SDslu, 0 SDs, 0 SdLazy, -210796552 SolverSat, -132136964 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17716 GetRequests, 16932 SyntacticMatches, 0 SemanticMatches, 784 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303587 ImplicationChecksByTransitivity, 79.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1736 NumberOfCodeBlocks, 1736 NumberOfCodeBlocksAsserted, 105 NumberOfCheckSat, 1631 ConstructedInterpolants, 0 QuantifiedInterpolants, 140679 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 105 InterpolantComputations, 105 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: 217]: 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: 51]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 216.59 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.06 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.60 ms. Allocated memory is still 1.0 GB. Free memory was 945.6 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 577.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -141.4 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * CodeCheck took 82866.42 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 820.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -100.1 MB). Peak memory consumption was 719.9 MB. Max. memory is 11.5 GB. * Witness Printer took 76.24 ms. Allocated memory is still 2.0 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.1 kB). Peak memory consumption was 7.1 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...