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_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:45:55,793 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:45:55,795 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:45:55,808 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:45:55,808 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:45:55,809 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:45:55,811 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:45:55,813 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:45:55,822 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:45:55,823 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:45:55,824 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:45:55,824 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:45:55,825 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:45:55,826 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:45:55,827 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:45:55,828 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:45:55,829 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:45:55,830 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:45:55,832 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:45:55,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:45:55,835 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:45:55,836 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:45:55,839 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:45:55,839 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:45:55,839 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:45:55,840 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:45:55,841 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:45:55,842 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:45:55,842 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:45:55,843 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:45:55,844 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:45:55,844 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:45:55,845 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:45:55,845 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:45:55,846 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:45:55,846 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:45:55,847 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 21:45:55,862 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:45:55,862 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:45:55,863 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:45:55,863 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:45:55,864 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:45:55,864 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:45:55,864 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:45:55,865 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:45:55,865 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:45:55,865 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:45:55,865 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:45:55,867 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:45:55,867 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:45:55,867 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:45:55,867 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:45:55,868 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:45:55,868 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:45:55,868 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:45:55,868 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:45:55,869 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 21:45:55,870 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:45:55,870 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:45:55,870 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:45:55,870 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:45:55,871 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:45:55,871 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:45:55,871 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:45:55,871 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:45:55,871 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:45:55,872 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:45:55,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:45:55,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:45:55,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:45:55,959 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:45:55,960 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:45:55,960 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl [2018-09-30 21:45:55,961 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl' [2018-09-30 21:45:56,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:45:56,033 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:45:56,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:45:56,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:45:56,034 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:45:56,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,074 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:45:56,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:45:56,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:45:56,075 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:45:56,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:45:56,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:45:56,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:45:56,100 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:45:56,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:45:56" (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 [2018-09-30 21:45:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:45:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:45:56,542 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:45:56,543 INFO L202 PluginConnector]: Adding new model linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:45:56 BoogieIcfgContainer [2018-09-30 21:45:56,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:45:56,544 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:45:56,544 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:45:56,557 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:45:56,558 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:45:56" (1/1) ... [2018-09-30 21:45:56,574 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 21:45:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 21:45:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 21:45:56,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:45:56,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:56,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:57,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:45:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:45:57,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 21:45:57,858 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 21:45:57,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 21:45:57,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:45:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:45:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-30 21:46:00,502 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-30 21:46:00,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:46:00,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:00,896 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:03,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:03,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-09-30 21:46:03,780 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-09-30 21:46:03,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:46:03,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:06,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:06,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-09-30 21:46:06,590 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-09-30 21:46:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:46:06,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-09-30 21:46:07,898 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-09-30 21:46:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:46:07,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:08,587 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:11,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:11,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-09-30 21:46:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-09-30 21:46:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:46:11,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:14,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 26 states and 52 transitions. [2018-09-30 21:46:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 52 transitions. [2018-09-30 21:46:14,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:46:14,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-09-30 21:46:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-09-30 21:46:15,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:46:15,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-09-30 21:46:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-09-30 21:46:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:46:19,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2018-09-30 21:46:23,438 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2018-09-30 21:46:23,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:46:23,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:23,627 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2018-09-30 21:46:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2018-09-30 21:46:24,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:46:24,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:25,973 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:29,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:29,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 76 transitions. [2018-09-30 21:46:29,115 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2018-09-30 21:46:29,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:46:29,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:29,344 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:30,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2018-09-30 21:46:30,785 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2018-09-30 21:46:30,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 21:46:30,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:31,040 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:33,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:33,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 44 states and 79 transitions. [2018-09-30 21:46:33,077 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 79 transitions. [2018-09-30 21:46:33,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:46:33,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:33,650 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 84 transitions. [2018-09-30 21:46:37,026 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2018-09-30 21:46:37,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 21:46:37,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:37,198 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:39,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2018-09-30 21:46:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2018-09-30 21:46:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:46:39,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:44,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:44,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2018-09-30 21:46:44,373 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2018-09-30 21:46:44,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:46:44,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:44,611 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:47,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 54 states and 95 transitions. [2018-09-30 21:46:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 95 transitions. [2018-09-30 21:46:47,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:46:47,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 57 states and 100 transitions. [2018-09-30 21:46:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 100 transitions. [2018-09-30 21:46:52,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:46:52,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:52,467 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:46:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:46:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2018-09-30 21:46:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2018-09-30 21:46:55,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:46:55,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:46:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:46:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:09,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:09,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 72 states and 124 transitions. [2018-09-30 21:47:09,231 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2018-09-30 21:47:09,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:47:09,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:09,741 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:13,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:13,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 75 states and 127 transitions. [2018-09-30 21:47:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 127 transitions. [2018-09-30 21:47:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:47:13,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:14,131 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:16,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 76 states and 127 transitions. [2018-09-30 21:47:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 127 transitions. [2018-09-30 21:47:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:47:16,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:20,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:20,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 78 states and 130 transitions. [2018-09-30 21:47:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 130 transitions. [2018-09-30 21:47:20,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:47:20,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:21,052 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:23,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 79 states and 130 transitions. [2018-09-30 21:47:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 130 transitions. [2018-09-30 21:47:23,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:47:23,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:31,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 82 states and 137 transitions. [2018-09-30 21:47:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 137 transitions. [2018-09-30 21:47:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:47:31,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:32,176 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:35,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:35,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 137 transitions. [2018-09-30 21:47:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 137 transitions. [2018-09-30 21:47:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 21:47:35,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:40,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 140 transitions. [2018-09-30 21:47:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 140 transitions. [2018-09-30 21:47:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:47:40,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:48,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:48,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 88 states and 145 transitions. [2018-09-30 21:47:48,185 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 145 transitions. [2018-09-30 21:47:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 21:47:48,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:47:53,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:47:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 90 states and 148 transitions. [2018-09-30 21:47:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 148 transitions. [2018-09-30 21:47:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:47:53,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:47:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:47:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:01,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 93 states and 153 transitions. [2018-09-30 21:48:01,840 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 153 transitions. [2018-09-30 21:48:01,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:48:01,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:02,077 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:07,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 95 states and 156 transitions. [2018-09-30 21:48:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 156 transitions. [2018-09-30 21:48:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:48:07,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:16,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:16,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 98 states and 161 transitions. [2018-09-30 21:48:16,900 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 161 transitions. [2018-09-30 21:48:16,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 21:48:16,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:16,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:17,145 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 100 states and 164 transitions. [2018-09-30 21:48:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 164 transitions. [2018-09-30 21:48:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:48:23,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:24,012 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:32,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2018-09-30 21:48:32,902 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2018-09-30 21:48:32,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:48:32,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:33,145 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:39,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 105 states and 172 transitions. [2018-09-30 21:48:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 172 transitions. [2018-09-30 21:48:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:48:39,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:40,591 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:50,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:50,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 108 states and 177 transitions. [2018-09-30 21:48:50,650 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 177 transitions. [2018-09-30 21:48:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:48:50,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:48:51,063 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:48:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:48:58,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 110 states and 180 transitions. [2018-09-30 21:48:58,118 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 180 transitions. [2018-09-30 21:48:58,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:48:58,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:48:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:01,773 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:49:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 135 states and 215 transitions. [2018-09-30 21:49:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 215 transitions. [2018-09-30 21:49:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:49:39,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:49:45,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 136 states and 215 transitions. [2018-09-30 21:49:45,511 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2018-09-30 21:49:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:49:45,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:49:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:49:52,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 137 states and 215 transitions. [2018-09-30 21:49:52,314 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2018-09-30 21:49:52,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:49:52,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:49:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:49:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:50:01,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:50:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 218 transitions. [2018-09-30 21:50:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2018-09-30 21:50:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:50:01,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:50:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:50:01,710 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:50:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:50:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 140 states and 218 transitions. [2018-09-30 21:50:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 218 transitions. [2018-09-30 21:50:07,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:50:07,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:50:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:50:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:50:16,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:50:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 143 states and 221 transitions. [2018-09-30 21:50:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 221 transitions. [2018-09-30 21:50:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:50:16,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:50:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:50:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown