java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:22:27,657 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:22:27,659 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:22:27,671 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:22:27,672 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:22:27,673 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:22:27,674 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:22:27,676 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:22:27,677 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:22:27,678 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:22:27,679 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:22:27,679 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:22:27,680 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:22:27,681 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:22:27,682 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:22:27,683 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:22:27,684 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:22:27,686 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:22:27,688 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:22:27,690 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:22:27,691 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:22:27,692 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:22:27,698 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:22:27,699 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:22:27,699 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:22:27,700 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:22:27,705 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:22:27,705 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:22:27,706 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:22:27,707 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:22:27,707 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:22:27,708 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:22:27,708 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:22:27,711 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:22:27,712 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:22:27,713 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:22:27,716 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-01 02:22:27,747 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:22:27,747 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:22:27,750 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:22:27,750 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:22:27,751 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:22:27,751 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:22:27,751 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:22:27,752 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:22:27,752 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:22:27,752 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:22:27,752 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:22:27,753 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:22:27,753 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:22:27,753 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:22:27,754 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:22:27,754 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:22:27,754 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:22:27,754 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:22:27,754 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:22:27,755 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:22:27,755 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:22:27,755 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:22:27,755 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:22:27,757 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:22:27,757 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:22:27,757 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:22:27,757 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:22:27,757 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:22:27,758 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:22:27,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:22:27,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:22:27,848 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:22:27,850 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:22:27,850 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:22:27,851 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl [2018-10-01 02:22:27,852 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl' [2018-10-01 02:22:27,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:22:27,905 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:22:27,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:22:27,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:22:27,906 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:22:27,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:22:27,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:22:27,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:22:27,946 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:22:27,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... [2018-10-01 02:22:27,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:22:27,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:22:27,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:22:27,967 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:22:27,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:22:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-10-01 02:22:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 02:22:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 02:22:28,299 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 02:22:28,299 INFO L202 PluginConnector]: Adding new model simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:22:28 BoogieIcfgContainer [2018-10-01 02:22:28,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:22:28,300 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:22:28,300 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:22:28,314 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:22:28,314 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:22:28" (1/1) ... [2018-10-01 02:22:28,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:22:28,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 02:22:28,381 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 02:22:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:22:28,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:28,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:28,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-01 02:22:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-01 02:22:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:22:28,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:29,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-01 02:22:29,123 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-01 02:22:29,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:22:29,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:29,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-01 02:22:29,686 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-01 02:22:29,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:22:29,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:29,801 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:30,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-10-01 02:22:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-10-01 02:22:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:22:30,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:30,246 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:30,690 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-10-01 02:22:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-10-01 02:22:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-10-01 02:22:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:22:30,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:31,027 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:31,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-01 02:22:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-01 02:22:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 02:22:31,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:31,390 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-10-01 02:22:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-10-01 02:22:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:22:31,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:32,070 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:32,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-10-01 02:22:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-01 02:22:32,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:22:32,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:32,526 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:32,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:32,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-01 02:22:32,825 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-01 02:22:32,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:22:32,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:33,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-10-01 02:22:33,393 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-10-01 02:22:33,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 02:22:33,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:33,531 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:33,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-10-01 02:22:33,891 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-10-01 02:22:33,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 02:22:33,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:34,029 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:34,464 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-10-01 02:22:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:34,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-10-01 02:22:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-10-01 02:22:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 02:22:34,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:34,654 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-10-01 02:22:35,103 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-10-01 02:22:35,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 02:22:35,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:35,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-10-01 02:22:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-10-01 02:22:35,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 02:22:35,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:36,007 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-10-01 02:22:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-10-01 02:22:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 02:22:36,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:36,972 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-10-01 02:22:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:37,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-10-01 02:22:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-10-01 02:22:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 02:22:37,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-10-01 02:22:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-10-01 02:22:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 02:22:38,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:39,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:39,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-10-01 02:22:39,168 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-10-01 02:22:39,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 02:22:39,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:39,676 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:40,066 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-10-01 02:22:40,393 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-10-01 02:22:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:40,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-10-01 02:22:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-10-01 02:22:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 02:22:40,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:41,188 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:41,877 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-10-01 02:22:42,185 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-10-01 02:22:42,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:42,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-10-01 02:22:42,210 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-10-01 02:22:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 02:22:42,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:43,425 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:43,849 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-10-01 02:22:44,209 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-10-01 02:22:44,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:44,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-10-01 02:22:44,234 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-10-01 02:22:44,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 02:22:44,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:44,877 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:45,448 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-10-01 02:22:45,789 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-10-01 02:22:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-10-01 02:22:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-10-01 02:22:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 02:22:45,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:47,925 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-10-01 02:22:48,318 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-10-01 02:22:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:48,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-10-01 02:22:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-10-01 02:22:48,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 02:22:48,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:48,945 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:49,280 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-10-01 02:22:49,760 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-10-01 02:22:49,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:49,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-10-01 02:22:49,788 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-10-01 02:22:49,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 02:22:49,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:50,188 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:50,563 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-10-01 02:22:50,993 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-10-01 02:22:51,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-10-01 02:22:51,018 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-10-01 02:22:51,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 02:22:51,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:51,937 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:52,331 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-10-01 02:22:52,784 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-10-01 02:22:52,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:52,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-10-01 02:22:52,814 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-10-01 02:22:52,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 02:22:52,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:53,120 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:53,568 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-10-01 02:22:54,107 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-10-01 02:22:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:54,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-10-01 02:22:54,134 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-10-01 02:22:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 02:22:54,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:55,044 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-10-01 02:22:55,551 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-10-01 02:22:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:55,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-10-01 02:22:55,582 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-10-01 02:22:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 02:22:55,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:55,855 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:56,380 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-10-01 02:22:56,910 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-10-01 02:22:57,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-10-01 02:22:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-10-01 02:22:57,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 02:22:57,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:57,437 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:57,956 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-10-01 02:22:58,511 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-10-01 02:22:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:22:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-10-01 02:22:58,546 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-10-01 02:22:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 02:22:58,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:22:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:22:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:22:59,614 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-10-01 02:23:00,214 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-10-01 02:23:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-10-01 02:23:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-10-01 02:23:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 02:23:00,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:01,589 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-10-01 02:23:02,272 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-10-01 02:23:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-10-01 02:23:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-10-01 02:23:02,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 02:23:02,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:04,378 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-10-01 02:23:05,030 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-10-01 02:23:05,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-10-01 02:23:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-10-01 02:23:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 02:23:05,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:05,932 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-10-01 02:23:06,636 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-10-01 02:23:06,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:06,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-10-01 02:23:06,671 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-10-01 02:23:06,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 02:23:06,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:07,787 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-10-01 02:23:08,548 WARN L178 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-10-01 02:23:08,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:08,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-10-01 02:23:08,590 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-10-01 02:23:08,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 02:23:08,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:10,142 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-10-01 02:23:10,942 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-10-01 02:23:10,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:10,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-10-01 02:23:10,976 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-10-01 02:23:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 02:23:10,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:11,960 WARN L178 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-10-01 02:23:12,750 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-10-01 02:23:12,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:12,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-10-01 02:23:12,790 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-10-01 02:23:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 02:23:12,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:13,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:14,595 WARN L178 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-10-01 02:23:15,425 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-10-01 02:23:15,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:15,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-10-01 02:23:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-10-01 02:23:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:23:15,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:16,536 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-10-01 02:23:17,445 WARN L178 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-10-01 02:23:17,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:17,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-10-01 02:23:17,483 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-10-01 02:23:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 02:23:17,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:17,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:18,611 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-10-01 02:23:19,620 WARN L178 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-10-01 02:23:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:19,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-10-01 02:23:19,656 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-10-01 02:23:19,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:23:19,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:20,779 WARN L178 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-10-01 02:23:21,718 WARN L178 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2018-10-01 02:23:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:21,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-10-01 02:23:21,760 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-10-01 02:23:21,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 02:23:21,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:22,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:22,989 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2018-10-01 02:23:23,944 WARN L178 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-10-01 02:23:23,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:23,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-10-01 02:23:23,980 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-10-01 02:23:23,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 02:23:23,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:25,449 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-10-01 02:23:26,473 WARN L178 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-10-01 02:23:26,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:26,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-10-01 02:23:26,511 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-10-01 02:23:26,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 02:23:26,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:27,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:27,965 WARN L178 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-10-01 02:23:28,999 WARN L178 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-10-01 02:23:29,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:29,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-10-01 02:23:29,044 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-10-01 02:23:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 02:23:29,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:29,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:30,667 WARN L178 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-10-01 02:23:31,767 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-10-01 02:23:31,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-10-01 02:23:31,806 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-10-01 02:23:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 02:23:31,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:33,100 WARN L178 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-10-01 02:23:34,236 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2018-10-01 02:23:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-10-01 02:23:34,279 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-10-01 02:23:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 02:23:34,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:34,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:35,892 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-10-01 02:23:37,102 WARN L178 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-10-01 02:23:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-10-01 02:23:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-10-01 02:23:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 02:23:37,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:42,325 WARN L178 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-10-01 02:23:43,507 WARN L178 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-10-01 02:23:43,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-10-01 02:23:43,545 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-10-01 02:23:43,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 02:23:43,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:44,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:45,253 WARN L178 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-10-01 02:23:46,498 WARN L178 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2018-10-01 02:23:46,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:46,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-10-01 02:23:46,539 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-10-01 02:23:46,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-01 02:23:46,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:48,130 WARN L178 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-10-01 02:23:49,411 WARN L178 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-10-01 02:23:49,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:49,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-10-01 02:23:49,450 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-10-01 02:23:49,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 02:23:49,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:49,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:51,055 WARN L178 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-10-01 02:23:52,368 WARN L178 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-10-01 02:23:52,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-10-01 02:23:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-10-01 02:23:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-01 02:23:52,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:53,936 WARN L178 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-10-01 02:23:55,369 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-10-01 02:23:55,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:55,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-10-01 02:23:55,413 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-10-01 02:23:55,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-01 02:23:55,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:55,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:23:56,992 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-10-01 02:23:58,450 WARN L178 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-10-01 02:23:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:23:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-10-01 02:23:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-10-01 02:23:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 02:23:58,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:23:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:23:59,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:00,130 WARN L178 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-10-01 02:24:01,624 WARN L178 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-10-01 02:24:01,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:01,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-10-01 02:24:01,664 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-10-01 02:24:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-01 02:24:01,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:02,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:03,291 WARN L178 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-10-01 02:24:04,770 WARN L178 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 278 [2018-10-01 02:24:04,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:04,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-10-01 02:24:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-10-01 02:24:04,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 02:24:04,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:06,773 WARN L178 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-10-01 02:24:08,297 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-10-01 02:24:08,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:08,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-10-01 02:24:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-10-01 02:24:08,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-01 02:24:08,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:10,607 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-10-01 02:24:12,246 WARN L178 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-10-01 02:24:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-10-01 02:24:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-10-01 02:24:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-01 02:24:12,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:14,025 WARN L178 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-10-01 02:24:15,631 WARN L178 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 293 [2018-10-01 02:24:15,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:15,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-10-01 02:24:15,675 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-10-01 02:24:15,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-01 02:24:15,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:17,649 WARN L178 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-10-01 02:24:19,290 WARN L178 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-10-01 02:24:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:19,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-10-01 02:24:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-10-01 02:24:19,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-01 02:24:19,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:22,027 WARN L178 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-10-01 02:24:23,769 WARN L178 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-10-01 02:24:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:23,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-10-01 02:24:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-10-01 02:24:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-01 02:24:23,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:25,738 WARN L178 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-10-01 02:24:27,529 WARN L178 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-10-01 02:24:27,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-10-01 02:24:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-10-01 02:24:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-01 02:24:27,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:28,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:29,575 WARN L178 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-10-01 02:24:31,477 WARN L178 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2018-10-01 02:24:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-10-01 02:24:31,519 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-10-01 02:24:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-01 02:24:31,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:33,579 WARN L178 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-10-01 02:24:35,539 WARN L178 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-10-01 02:24:35,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-10-01 02:24:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-10-01 02:24:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-01 02:24:35,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:37,862 WARN L178 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-10-01 02:24:39,830 WARN L178 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-10-01 02:24:39,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-10-01 02:24:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-01 02:24:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-01 02:24:39,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:40,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:42,075 WARN L178 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-10-01 02:24:44,056 WARN L178 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-10-01 02:24:44,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:44,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-10-01 02:24:44,105 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-10-01 02:24:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-01 02:24:44,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:46,494 WARN L178 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-10-01 02:24:48,522 WARN L178 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-10-01 02:24:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-10-01 02:24:48,569 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-10-01 02:24:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-01 02:24:48,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:49,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:50,883 WARN L178 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-10-01 02:24:53,020 WARN L178 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2018-10-01 02:24:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-10-01 02:24:53,072 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-10-01 02:24:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-01 02:24:53,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:24:55,584 WARN L178 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-10-01 02:24:57,801 WARN L178 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-10-01 02:24:57,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:24:57,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-10-01 02:24:57,848 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-10-01 02:24:57,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-01 02:24:57,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:24:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:24:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:00,238 WARN L178 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-10-01 02:25:02,552 WARN L178 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-10-01 02:25:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:02,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-10-01 02:25:02,603 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-10-01 02:25:02,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-01 02:25:02,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:03,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:05,429 WARN L178 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-10-01 02:25:07,730 WARN L178 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2018-10-01 02:25:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-10-01 02:25:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-10-01 02:25:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-01 02:25:07,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:08,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:10,351 WARN L178 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-10-01 02:25:12,716 WARN L178 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2018-10-01 02:25:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-10-01 02:25:12,770 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-10-01 02:25:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-01 02:25:12,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:13,435 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:15,242 WARN L178 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-10-01 02:25:17,708 WARN L178 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-10-01 02:25:17,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:17,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-10-01 02:25:17,767 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-10-01 02:25:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-01 02:25:17,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:18,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:20,427 WARN L178 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-10-01 02:25:22,948 WARN L178 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 368 [2018-10-01 02:25:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-10-01 02:25:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-10-01 02:25:22,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-01 02:25:22,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:25,594 WARN L178 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-10-01 02:25:28,122 WARN L178 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2018-10-01 02:25:28,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:28,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-10-01 02:25:28,187 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-10-01 02:25:28,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-01 02:25:28,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:28,943 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:30,919 WARN L178 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-10-01 02:25:33,481 WARN L178 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-10-01 02:25:33,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-10-01 02:25:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-10-01 02:25:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-01 02:25:33,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:34,252 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:36,328 WARN L178 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-10-01 02:25:39,010 WARN L178 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-10-01 02:25:39,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:39,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-10-01 02:25:39,166 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-10-01 02:25:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-01 02:25:39,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:40,052 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:42,136 WARN L178 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-10-01 02:25:44,905 WARN L178 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-10-01 02:25:44,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:44,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-10-01 02:25:44,956 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-10-01 02:25:44,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-01 02:25:44,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:45,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:47,982 WARN L178 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-10-01 02:25:50,749 WARN L178 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2018-10-01 02:25:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:50,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-10-01 02:25:50,803 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-10-01 02:25:50,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-01 02:25:50,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:51,598 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:53,824 WARN L178 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2018-10-01 02:25:56,676 WARN L178 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2018-10-01 02:25:56,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:25:56,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-10-01 02:25:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-10-01 02:25:56,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-01 02:25:56,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:25:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:25:57,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:25:59,805 WARN L178 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-10-01 02:26:02,687 WARN L178 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-10-01 02:26:02,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-10-01 02:26:02,744 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-10-01 02:26:02,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-01 02:26:02,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:03,599 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:05,838 WARN L178 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-10-01 02:26:08,870 WARN L178 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2018-10-01 02:26:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-10-01 02:26:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-10-01 02:26:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-01 02:26:08,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:12,149 WARN L178 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2018-10-01 02:26:15,278 WARN L178 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2018-10-01 02:26:15,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:15,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-10-01 02:26:15,349 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-10-01 02:26:15,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-01 02:26:15,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:16,200 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:18,691 WARN L178 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-10-01 02:26:21,701 WARN L178 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-10-01 02:26:21,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:21,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-10-01 02:26:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-10-01 02:26:21,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-01 02:26:21,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:22,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:24,983 WARN L178 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-10-01 02:26:28,081 WARN L178 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-10-01 02:26:28,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:28,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-10-01 02:26:28,137 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-10-01 02:26:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-01 02:26:28,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:29,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:31,550 WARN L178 SmtUtils]: Spent 767.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-10-01 02:26:34,795 WARN L178 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-10-01 02:26:34,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:34,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-10-01 02:26:34,854 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-10-01 02:26:34,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-01 02:26:34,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:35,836 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:38,295 WARN L178 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 432 [2018-10-01 02:26:41,598 WARN L178 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-10-01 02:26:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:41,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 177 states and 178 transitions. [2018-10-01 02:26:41,657 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2018-10-01 02:26:41,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-01 02:26:41,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:42,634 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:45,207 WARN L178 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-10-01 02:26:48,519 WARN L178 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-10-01 02:26:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:48,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 179 states and 180 transitions. [2018-10-01 02:26:48,577 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 180 transitions. [2018-10-01 02:26:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-01 02:26:48,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:49,545 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:52,185 WARN L178 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 442 [2018-10-01 02:26:55,593 WARN L178 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2018-10-01 02:26:55,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:26:55,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 181 states and 182 transitions. [2018-10-01 02:26:55,649 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 182 transitions. [2018-10-01 02:26:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-01 02:26:55,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:26:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:26:56,570 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:26:59,204 WARN L178 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-10-01 02:27:02,642 WARN L178 SmtUtils]: Spent 811.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2018-10-01 02:27:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:02,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 183 states and 184 transitions. [2018-10-01 02:27:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 184 transitions. [2018-10-01 02:27:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-01 02:27:02,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:03,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:27:06,435 WARN L178 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-10-01 02:27:10,040 WARN L178 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2018-10-01 02:27:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 185 states and 186 transitions. [2018-10-01 02:27:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 186 transitions. [2018-10-01 02:27:10,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-01 02:27:10,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:11,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:27:13,966 WARN L178 SmtUtils]: Spent 864.00 ms on a formula simplification that was a NOOP. DAG size: 457 [2018-10-01 02:27:17,633 WARN L178 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-10-01 02:27:17,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 187 states and 188 transitions. [2018-10-01 02:27:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 188 transitions. [2018-10-01 02:27:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-01 02:27:17,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:27:21,871 WARN L178 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 462 [2018-10-01 02:27:25,592 WARN L178 SmtUtils]: Spent 916.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2018-10-01 02:27:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 189 states and 190 transitions. [2018-10-01 02:27:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 190 transitions. [2018-10-01 02:27:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-01 02:27:25,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:27:29,549 WARN L178 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2018-10-01 02:27:33,332 WARN L178 SmtUtils]: Spent 894.00 ms on a formula simplification that was a NOOP. DAG size: 468 [2018-10-01 02:27:33,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:33,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 191 states and 192 transitions. [2018-10-01 02:27:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 192 transitions. [2018-10-01 02:27:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-01 02:27:33,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:27:37,428 WARN L178 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2018-10-01 02:27:41,319 WARN L178 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-10-01 02:27:41,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:41,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 193 states and 194 transitions. [2018-10-01 02:27:41,385 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 194 transitions. [2018-10-01 02:27:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-01 02:27:41,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:42,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:27:45,382 WARN L178 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-10-01 02:27:49,326 WARN L178 SmtUtils]: Spent 911.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2018-10-01 02:27:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 195 states and 196 transitions. [2018-10-01 02:27:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 196 transitions. [2018-10-01 02:27:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-01 02:27:49,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:27:53,726 WARN L178 SmtUtils]: Spent 931.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2018-10-01 02:27:57,709 WARN L178 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 483 [2018-10-01 02:27:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:27:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 197 states and 198 transitions. [2018-10-01 02:27:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 198 transitions. [2018-10-01 02:27:57,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-01 02:27:57,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:27:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:27:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:28:02,069 WARN L178 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-10-01 02:28:06,171 WARN L178 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-10-01 02:28:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 199 states and 200 transitions. [2018-10-01 02:28:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 200 transitions. [2018-10-01 02:28:06,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-01 02:28:06,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:07,375 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:28:10,562 WARN L178 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2018-10-01 02:28:14,599 WARN L178 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2018-10-01 02:28:14,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:14,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 201 states and 202 transitions. [2018-10-01 02:28:14,662 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 202 transitions. [2018-10-01 02:28:14,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-01 02:28:14,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:28:19,008 WARN L178 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2018-10-01 02:28:23,112 WARN L178 SmtUtils]: Spent 951.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2018-10-01 02:28:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 203 states and 204 transitions. [2018-10-01 02:28:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 204 transitions. [2018-10-01 02:28:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-01 02:28:23,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:24,305 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:28:27,620 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 502 [2018-10-01 02:28:31,861 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 503 [2018-10-01 02:28:31,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:31,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 205 states and 206 transitions. [2018-10-01 02:28:31,924 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 206 transitions. [2018-10-01 02:28:31,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-01 02:28:31,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:33,070 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:28:36,379 WARN L178 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2018-10-01 02:28:40,675 WARN L178 SmtUtils]: Spent 1000.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-10-01 02:28:40,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 207 states and 208 transitions. [2018-10-01 02:28:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 208 transitions. [2018-10-01 02:28:40,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-01 02:28:40,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:41,905 INFO L134 CoverageAnalysis]: Checked inductivity of 10302 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:28:45,523 WARN L178 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 512 [2018-10-01 02:28:49,849 WARN L178 SmtUtils]: Spent 992.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-10-01 02:28:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 209 states and 210 transitions. [2018-10-01 02:28:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 210 transitions. [2018-10-01 02:28:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-01 02:28:49,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:28:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 10506 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:28:54,690 WARN L178 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 517 [2018-10-01 02:28:59,100 WARN L178 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-10-01 02:28:59,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:28:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 211 states and 212 transitions. [2018-10-01 02:28:59,165 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 212 transitions. [2018-10-01 02:28:59,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-01 02:28:59,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:28:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:00,422 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:29:03,881 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 522 [2018-10-01 02:29:08,494 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 523 [2018-10-01 02:29:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:29:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 213 states and 214 transitions. [2018-10-01 02:29:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 214 transitions. [2018-10-01 02:29:08,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-01 02:29:08,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:29:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:09,795 INFO L134 CoverageAnalysis]: Checked inductivity of 10920 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:29:13,409 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 527 [2018-10-01 02:29:18,041 WARN L178 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 528 [2018-10-01 02:29:18,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:29:18,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 215 states and 216 transitions. [2018-10-01 02:29:18,107 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 216 transitions. [2018-10-01 02:29:18,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-01 02:29:18,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:29:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 11130 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:29:22,929 WARN L178 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 532 [2018-10-01 02:29:27,645 WARN L178 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 533 [2018-10-01 02:29:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:29:27,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 217 states and 218 transitions. [2018-10-01 02:29:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 218 transitions. [2018-10-01 02:29:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-01 02:29:27,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:29:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 11342 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:29:32,685 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 537 [2018-10-01 02:29:37,477 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 538 [2018-10-01 02:29:37,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:29:37,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 219 states and 220 transitions. [2018-10-01 02:29:37,555 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 220 transitions. [2018-10-01 02:29:37,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-01 02:29:37,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:29:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:38,995 INFO L134 CoverageAnalysis]: Checked inductivity of 11556 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:29:42,701 WARN L178 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 542 [2018-10-01 02:29:47,509 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 543 [2018-10-01 02:29:47,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:29:47,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 221 states and 222 transitions. [2018-10-01 02:29:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 222 transitions. [2018-10-01 02:29:47,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-01 02:29:47,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:29:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:48,969 INFO L134 CoverageAnalysis]: Checked inductivity of 11772 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:29:52,857 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 547 [2018-10-01 02:29:57,705 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 548 [2018-10-01 02:29:57,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:29:57,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 223 states and 224 transitions. [2018-10-01 02:29:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 224 transitions. [2018-10-01 02:29:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-01 02:29:57,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:29:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:29:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 11990 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:30:02,989 WARN L178 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 552 [2018-10-01 02:30:07,911 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 553 [2018-10-01 02:30:07,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:07,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 225 states and 226 transitions. [2018-10-01 02:30:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 226 transitions. [2018-10-01 02:30:07,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-01 02:30:07,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:09,383 INFO L134 CoverageAnalysis]: Checked inductivity of 12210 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:30:13,228 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 557 [2018-10-01 02:30:18,162 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 558 [2018-10-01 02:30:18,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:18,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 227 states and 228 transitions. [2018-10-01 02:30:18,230 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 228 transitions. [2018-10-01 02:30:18,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-01 02:30:18,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12432 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:30:23,566 WARN L178 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 562 [2018-10-01 02:30:28,620 WARN L178 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 563 [2018-10-01 02:30:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:28,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 229 states and 230 transitions. [2018-10-01 02:30:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 230 transitions. [2018-10-01 02:30:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-01 02:30:28,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12656 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:30:34,154 WARN L178 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 567 [2018-10-01 02:30:39,447 WARN L178 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 568 [2018-10-01 02:30:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 231 states and 232 transitions. [2018-10-01 02:30:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 232 transitions. [2018-10-01 02:30:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-01 02:30:39,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:41,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12882 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:30:45,085 WARN L178 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 572 [2018-10-01 02:30:50,411 WARN L178 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 573 [2018-10-01 02:30:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:30:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 233 states and 234 transitions. [2018-10-01 02:30:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 234 transitions. [2018-10-01 02:30:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-01 02:30:50,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:30:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:30:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13110 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:30:56,028 WARN L178 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 577 [2018-10-01 02:31:01,411 WARN L178 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 578 [2018-10-01 02:31:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:31:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 235 states and 236 transitions. [2018-10-01 02:31:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 236 transitions. [2018-10-01 02:31:01,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-01 02:31:01,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:31:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:31:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 13340 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:31:07,145 WARN L178 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 582 [2018-10-01 02:31:12,648 WARN L178 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 583 [2018-10-01 02:31:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:31:12,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 237 states and 238 transitions. [2018-10-01 02:31:12,729 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 238 transitions. [2018-10-01 02:31:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-01 02:31:12,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:31:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:31:14,200 INFO L134 CoverageAnalysis]: Checked inductivity of 13572 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:31:18,451 WARN L178 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 587 [2018-10-01 02:31:23,977 WARN L178 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 588 [2018-10-01 02:31:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:31:24,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 239 states and 240 transitions. [2018-10-01 02:31:24,052 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 240 transitions. [2018-10-01 02:31:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-01 02:31:24,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:31:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:31:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 13806 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:31:30,117 WARN L178 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 592 [2018-10-01 02:31:35,823 WARN L178 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 593 [2018-10-01 02:31:35,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:31:35,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 241 states and 242 transitions. [2018-10-01 02:31:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 242 transitions. [2018-10-01 02:31:35,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-01 02:31:35,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:31:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:31:37,652 INFO L134 CoverageAnalysis]: Checked inductivity of 14042 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:31:42,036 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 597 [2018-10-01 02:31:47,677 WARN L178 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 598 [2018-10-01 02:31:47,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:31:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 243 states and 244 transitions. [2018-10-01 02:31:47,755 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 244 transitions. [2018-10-01 02:31:47,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-01 02:31:47,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:31:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:31:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:31:53,741 WARN L178 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 602 [2018-10-01 02:31:59,505 WARN L178 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 603 [2018-10-01 02:31:59,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:31:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 245 states and 246 transitions. [2018-10-01 02:31:59,584 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 246 transitions. [2018-10-01 02:31:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-01 02:31:59,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:31:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:32:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:32:05,727 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 607 [2018-10-01 02:32:11,577 WARN L178 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 608 [2018-10-01 02:32:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:32:11,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 247 states and 248 transitions. [2018-10-01 02:32:11,657 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 248 transitions. [2018-10-01 02:32:11,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-01 02:32:11,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:32:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:32:13,372 INFO L134 CoverageAnalysis]: Checked inductivity of 14762 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:32:17,951 WARN L178 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 612 [2018-10-01 02:32:23,860 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 613 [2018-10-01 02:32:23,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:32:23,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 249 states and 250 transitions. [2018-10-01 02:32:23,941 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 250 transitions. [2018-10-01 02:32:23,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-01 02:32:23,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:32:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:32:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 15006 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:32:30,176 WARN L178 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 617 [2018-10-01 02:32:36,238 WARN L178 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 618 [2018-10-01 02:32:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:32:36,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 251 states and 252 transitions. [2018-10-01 02:32:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 252 transitions. [2018-10-01 02:32:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-01 02:32:36,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:32:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:32:37,989 INFO L134 CoverageAnalysis]: Checked inductivity of 15252 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:32:42,697 WARN L178 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 622 [2018-10-01 02:32:48,888 WARN L178 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 623 [2018-10-01 02:32:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:32:48,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 253 states and 254 transitions. [2018-10-01 02:32:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 254 transitions. [2018-10-01 02:32:48,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-01 02:32:48,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:32:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:32:50,628 INFO L134 CoverageAnalysis]: Checked inductivity of 15500 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:32:55,402 WARN L178 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 627 [2018-10-01 02:33:01,662 WARN L178 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 628 [2018-10-01 02:33:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:33:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 255 states and 256 transitions. [2018-10-01 02:33:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 256 transitions. [2018-10-01 02:33:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-01 02:33:01,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:33:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:33:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:33:08,185 WARN L178 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 632 [2018-10-01 02:33:14,604 WARN L178 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 633 [2018-10-01 02:33:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:33:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 257 states and 258 transitions. [2018-10-01 02:33:14,693 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 258 transitions. [2018-10-01 02:33:14,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-10-01 02:33:14,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:33:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:33:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 16002 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:33:21,348 WARN L178 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 637 [2018-10-01 02:33:27,783 WARN L178 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 638 [2018-10-01 02:33:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:33:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 259 states and 260 transitions. [2018-10-01 02:33:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 260 transitions. [2018-10-01 02:33:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-01 02:33:27,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:33:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:33:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 16256 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:33:34,701 WARN L178 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 642 [2018-10-01 02:33:41,291 WARN L178 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 643 [2018-10-01 02:33:41,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:33:41,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 261 states and 262 transitions. [2018-10-01 02:33:41,373 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 262 transitions. [2018-10-01 02:33:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-01 02:33:41,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:33:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:33:43,138 INFO L134 CoverageAnalysis]: Checked inductivity of 16512 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:33:48,269 WARN L178 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 647 [2018-10-01 02:33:54,973 WARN L178 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 648 [2018-10-01 02:33:55,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:33:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 263 states and 264 transitions. [2018-10-01 02:33:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 264 transitions. [2018-10-01 02:33:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-01 02:33:55,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:33:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:33:56,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16770 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:34:01,983 WARN L178 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 652 [2018-10-01 02:34:08,763 WARN L178 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 653 [2018-10-01 02:34:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:34:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 265 states and 266 transitions. [2018-10-01 02:34:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 266 transitions. [2018-10-01 02:34:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-01 02:34:08,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:34:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:34:10,753 INFO L134 CoverageAnalysis]: Checked inductivity of 17030 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:34:16,061 WARN L178 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 657 [2018-10-01 02:34:22,853 WARN L178 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 658 [2018-10-01 02:34:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:34:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 267 states and 268 transitions. [2018-10-01 02:34:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 268 transitions. [2018-10-01 02:34:22,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-01 02:34:22,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:34:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:34:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 17292 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:34:30,160 WARN L178 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 662 [2018-10-01 02:34:36,985 WARN L178 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 663 [2018-10-01 02:34:37,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:34:37,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 269 states and 270 transitions. [2018-10-01 02:34:37,071 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 270 transitions. [2018-10-01 02:34:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-01 02:34:37,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:34:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:34:38,932 INFO L134 CoverageAnalysis]: Checked inductivity of 17556 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:34:44,204 WARN L178 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 667 [2018-10-01 02:34:51,251 WARN L178 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 668 [2018-10-01 02:34:51,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:34:51,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 271 states and 272 transitions. [2018-10-01 02:34:51,335 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 272 transitions. [2018-10-01 02:34:51,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-01 02:34:51,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:34:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:34:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 17822 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:34:58,545 WARN L178 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 672 [2018-10-01 02:35:05,543 WARN L178 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 673 [2018-10-01 02:35:05,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 273 states and 274 transitions. [2018-10-01 02:35:05,638 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 274 transitions. [2018-10-01 02:35:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-01 02:35:05,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:07,729 INFO L134 CoverageAnalysis]: Checked inductivity of 18090 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:13,103 WARN L178 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 677 [2018-10-01 02:35:20,213 WARN L178 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 678 [2018-10-01 02:35:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 275 states and 276 transitions. [2018-10-01 02:35:20,300 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 276 transitions. [2018-10-01 02:35:20,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-01 02:35:20,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 18360 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:27,927 WARN L178 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 682 [2018-10-01 02:35:35,174 WARN L178 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 683 [2018-10-01 02:35:35,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:35,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 277 states and 278 transitions. [2018-10-01 02:35:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 278 transitions. [2018-10-01 02:35:35,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-01 02:35:35,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:37,309 INFO L134 CoverageAnalysis]: Checked inductivity of 18632 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:43,035 WARN L178 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 687 [2018-10-01 02:35:50,363 WARN L178 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 688 [2018-10-01 02:35:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:50,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 279 states and 280 transitions. [2018-10-01 02:35:50,448 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 280 transitions. [2018-10-01 02:35:50,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-10-01 02:35:50,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 18906 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:58,215 WARN L178 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 692 [2018-10-01 02:36:05,650 WARN L178 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 693 [2018-10-01 02:36:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 281 states and 282 transitions. [2018-10-01 02:36:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 282 transitions. [2018-10-01 02:36:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-01 02:36:05,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:07,810 INFO L134 CoverageAnalysis]: Checked inductivity of 19182 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:13,602 WARN L178 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 697 Received shutdown request... [2018-10-01 02:36:14,920 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 02:36:14,922 INFO L168 Benchmark]: Toolchain (without parser) took 827019.87 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -274.7 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 374.4 MB). Peak memory consumption was 417.0 MB. Max. memory is 7.1 GB. [2018-10-01 02:36:14,923 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:36:14,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:36:14,924 INFO L168 Benchmark]: Boogie Preprocessor took 20.54 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:36:14,924 INFO L168 Benchmark]: RCFGBuilder took 333.42 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:36:14,924 INFO L168 Benchmark]: CodeCheck took 826621.53 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -274.7 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 353.3 MB). Peak memory consumption was 395.9 MB. Max. memory is 7.1 GB. [2018-10-01 02:36:14,926 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 555 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.54 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 333.42 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 826621.53 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -274.7 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 353.3 MB). Peak memory consumption was 395.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/simple4.i_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-36-14-935.csv Completed graceful shutdown