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/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:29:11,924 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:29:11,926 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:29:11,941 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:29:11,942 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:29:11,943 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:29:11,944 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:29:11,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:29:11,948 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:29:11,949 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:29:11,949 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:29:11,950 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:29:11,951 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:29:11,952 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:29:11,953 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:29:11,953 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:29:11,954 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:29:11,956 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:29:11,958 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:29:11,960 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:29:11,961 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:29:11,962 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:29:11,965 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:29:11,965 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:29:11,965 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:29:11,966 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:29:11,967 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:29:11,968 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:29:11,969 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:29:11,970 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:29:11,970 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:29:11,971 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:29:11,971 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:29:11,971 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:29:11,972 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:29:11,973 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:29:11,973 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 [2018-09-26 22:29:11,988 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:29:11,989 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:29:11,990 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:29:11,990 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:29:11,990 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:29:11,991 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:29:11,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:29:11,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:29:11,991 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:29:11,991 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:29:11,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:29:11,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:29:11,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:29:11,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:29:11,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:29:11,994 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:29:11,994 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:29:11,994 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:29:11,994 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:29:11,994 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:29:11,995 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:29:11,995 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:29:11,995 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:29:11,995 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:29:11,995 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:29:11,997 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:29:11,997 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:29:11,997 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:29:11,997 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:29:12,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:29:12,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:29:12,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:29:12,065 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:29:12,066 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:29:12,067 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl [2018-09-26 22:29:12,067 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-ArraysIntegefied.bpl' [2018-09-26 22:29:12,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:29:12,117 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:29:12,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:12,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:29:12,118 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:29:12,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,157 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:29:12,157 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:29:12,158 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:29:12,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:12,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:29:12,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:29:12,161 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:29:12,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:29:12,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:29:12,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:29:12,184 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:29:12,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:12" (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 [2018-09-26 22:29:12,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 22:29:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 22:29:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 22:29:12,775 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:29:12,776 INFO L202 PluginConnector]: Adding new model Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:12 BoogieIcfgContainer [2018-09-26 22:29:12,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:29:12,777 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:29:12,777 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:29:12,789 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:29:12,789 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-ArraysIntegefied.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:12" (1/1) ... [2018-09-26 22:29:12,803 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:29:12,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:12,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-26 22:29:12,845 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 22:29:12,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 22:29:12,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:13,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:13,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:13,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-26 22:29:13,058 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-26 22:29:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:29:13,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:13,337 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-26 22:29:13,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-09-26 22:29:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-09-26 22:29:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 22:29:13,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:14,190 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:14,687 WARN L178 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 16 [2018-09-26 22:29:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:14,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-09-26 22:29:14,805 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-09-26 22:29:14,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:29:14,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:14,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:14,938 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:15,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-26 22:29:15,302 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-26 22:29:15,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:29:15,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:15,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:15,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 11 states and 20 transitions. [2018-09-26 22:29:15,776 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 20 transitions. [2018-09-26 22:29:15,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:29:15,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:15,930 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 12 states and 22 transitions. [2018-09-26 22:29:16,443 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 22 transitions. [2018-09-26 22:29:16,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 22:29:16,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:16,602 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-09-26 22:29:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-09-26 22:29:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:29:16,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:16,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:17,158 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:17,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 14 states and 26 transitions. [2018-09-26 22:29:17,521 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 26 transitions. [2018-09-26 22:29:17,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 22:29:17,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2018-09-26 22:29:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2018-09-26 22:29:18,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:29:18,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:18,342 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:18,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2018-09-26 22:29:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2018-09-26 22:29:18,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:29:18,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2018-09-26 22:29:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2018-09-26 22:29:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:29:19,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:20,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:20,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 18 states and 34 transitions. [2018-09-26 22:29:20,177 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 34 transitions. [2018-09-26 22:29:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-26 22:29:20,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:20,394 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 19 states and 36 transitions. [2018-09-26 22:29:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 36 transitions. [2018-09-26 22:29:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:29:20,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:21,394 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:22,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:22,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-09-26 22:29:22,379 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-09-26 22:29:22,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-26 22:29:22,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 21 states and 40 transitions. [2018-09-26 22:29:24,327 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 40 transitions. [2018-09-26 22:29:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:29:24,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:24,584 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 22 states and 42 transitions. [2018-09-26 22:29:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 42 transitions. [2018-09-26 22:29:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:29:25,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:25,689 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:26,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 44 transitions. [2018-09-26 22:29:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 44 transitions. [2018-09-26 22:29:26,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:29:26,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:27,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:27,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2018-09-26 22:29:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2018-09-26 22:29:27,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:29:27,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 48 transitions. [2018-09-26 22:29:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 48 transitions. [2018-09-26 22:29:28,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:29:28,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:29,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2018-09-26 22:29:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2018-09-26 22:29:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-26 22:29:29,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:30,193 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:30,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:30,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2018-09-26 22:29:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2018-09-26 22:29:30,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:29:30,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:31,702 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2018-09-26 22:29:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2018-09-26 22:29:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:29:32,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:33,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 29 states and 56 transitions. [2018-09-26 22:29:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 56 transitions. [2018-09-26 22:29:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:29:33,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:33,855 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 30 states and 58 transitions. [2018-09-26 22:29:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 58 transitions. [2018-09-26 22:29:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-26 22:29:34,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:35,890 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:36,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:36,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2018-09-26 22:29:36,655 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2018-09-26 22:29:36,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:29:36,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 32 states and 62 transitions. [2018-09-26 22:29:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 62 transitions. [2018-09-26 22:29:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-26 22:29:37,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:38,050 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 64 transitions. [2018-09-26 22:29:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 64 transitions. [2018-09-26 22:29:38,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:29:38,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:40,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 66 transitions. [2018-09-26 22:29:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2018-09-26 22:29:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:29:40,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:41,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 68 transitions. [2018-09-26 22:29:41,413 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 68 transitions. [2018-09-26 22:29:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:29:41,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:41,918 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:42,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2018-09-26 22:29:42,533 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2018-09-26 22:29:42,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:29:42,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2018-09-26 22:29:43,654 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2018-09-26 22:29:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:29:43,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:44,109 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:45,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:45,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 74 transitions. [2018-09-26 22:29:45,152 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2018-09-26 22:29:45,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:29:45,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:45,646 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2018-09-26 22:29:46,318 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2018-09-26 22:29:46,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:29:46,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:47,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2018-09-26 22:29:47,516 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2018-09-26 22:29:47,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:29:47,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:48,057 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2018-09-26 22:29:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2018-09-26 22:29:48,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:29:48,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:50,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 82 transitions. [2018-09-26 22:29:50,415 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2018-09-26 22:29:50,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:29:50,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:52,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:52,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 43 states and 84 transitions. [2018-09-26 22:29:52,345 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 84 transitions. [2018-09-26 22:29:52,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:29:52,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:52,837 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:53,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:53,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2018-09-26 22:29:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2018-09-26 22:29:53,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:29:53,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:54,411 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:55,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2018-09-26 22:29:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2018-09-26 22:29:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:29:55,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 90 transitions. [2018-09-26 22:29:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2018-09-26 22:29:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:29:57,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:58,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:58,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 47 states and 92 transitions. [2018-09-26 22:29:58,576 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 92 transitions. [2018-09-26 22:29:58,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:29:58,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:00,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2018-09-26 22:30:00,324 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2018-09-26 22:30:00,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:30:00,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:01,080 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 96 transitions. [2018-09-26 22:30:01,922 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2018-09-26 22:30:01,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:30:01,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 98 transitions. [2018-09-26 22:30:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 98 transitions. [2018-09-26 22:30:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:30:03,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:04,005 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:05,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:05,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 100 transitions. [2018-09-26 22:30:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 100 transitions. [2018-09-26 22:30:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:30:05,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:05,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:06,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 102 transitions. [2018-09-26 22:30:06,620 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 102 transitions. [2018-09-26 22:30:06,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:30:06,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:08,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2018-09-26 22:30:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2018-09-26 22:30:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:30:08,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:08,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:09,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:09,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2018-09-26 22:30:09,640 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2018-09-26 22:30:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:30:09,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:10,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2018-09-26 22:30:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2018-09-26 22:30:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:30:11,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:11,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 110 transitions. [2018-09-26 22:30:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 110 transitions. [2018-09-26 22:30:12,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:30:12,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:13,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:14,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2018-09-26 22:30:14,419 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2018-09-26 22:30:14,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:30:14,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:15,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:16,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-09-26 22:30:16,609 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-09-26 22:30:16,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:30:16,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:17,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:18,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 116 transitions. [2018-09-26 22:30:18,048 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 116 transitions. [2018-09-26 22:30:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:30:18,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:18,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:19,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:19,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 60 states and 118 transitions. [2018-09-26 22:30:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 118 transitions. [2018-09-26 22:30:19,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:30:19,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:21,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:21,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 61 states and 120 transitions. [2018-09-26 22:30:21,400 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 120 transitions. [2018-09-26 22:30:21,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:30:21,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:22,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:22,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 62 states and 122 transitions. [2018-09-26 22:30:22,994 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 122 transitions. [2018-09-26 22:30:22,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:30:22,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:23,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:24,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 124 transitions. [2018-09-26 22:30:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2018-09-26 22:30:24,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:30:24,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:25,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:26,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:26,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 64 states and 126 transitions. [2018-09-26 22:30:26,939 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 126 transitions. [2018-09-26 22:30:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:30:26,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:27,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:28,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 65 states and 128 transitions. [2018-09-26 22:30:28,562 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2018-09-26 22:30:28,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:30:28,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:29,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:31,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 66 states and 130 transitions. [2018-09-26 22:30:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 130 transitions. [2018-09-26 22:30:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:30:31,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:32,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:33,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:33,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2018-09-26 22:30:33,409 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2018-09-26 22:30:33,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:30:33,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:35,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:35,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2018-09-26 22:30:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2018-09-26 22:30:35,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:30:35,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:39,480 WARN L178 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 12 [2018-09-26 22:30:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:41,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2018-09-26 22:30:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2018-09-26 22:30:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:30:41,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:43,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:43,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2018-09-26 22:30:43,555 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2018-09-26 22:30:43,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:30:43,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 71 states and 140 transitions. [2018-09-26 22:30:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 140 transitions. [2018-09-26 22:30:45,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:30:45,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:46,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:47,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 72 states and 142 transitions. [2018-09-26 22:30:47,521 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2018-09-26 22:30:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-26 22:30:47,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:48,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:49,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:49,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 73 states and 144 transitions. [2018-09-26 22:30:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 144 transitions. [2018-09-26 22:30:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:30:49,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:50,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:51,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 74 states and 146 transitions. [2018-09-26 22:30:51,692 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 146 transitions. [2018-09-26 22:30:51,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-26 22:30:51,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:52,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:53,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 75 states and 148 transitions. [2018-09-26 22:30:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2018-09-26 22:30:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:30:53,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:54,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 76 states and 150 transitions. [2018-09-26 22:30:55,921 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 150 transitions. [2018-09-26 22:30:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:30:55,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:56,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:30:58,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:30:58,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 152 transitions. [2018-09-26 22:30:58,124 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 152 transitions. [2018-09-26 22:30:58,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:30:58,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:30:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:30:58,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:00,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:00,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2018-09-26 22:31:00,164 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2018-09-26 22:31:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-26 22:31:00,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:00,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:02,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 79 states and 156 transitions. [2018-09-26 22:31:02,512 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 156 transitions. [2018-09-26 22:31:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:31:02,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:04,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:04,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 80 states and 158 transitions. [2018-09-26 22:31:04,550 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 158 transitions. [2018-09-26 22:31:04,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-26 22:31:04,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:06,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:06,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 160 transitions. [2018-09-26 22:31:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2018-09-26 22:31:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:31:06,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:07,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:08,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 82 states and 162 transitions. [2018-09-26 22:31:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 162 transitions. [2018-09-26 22:31:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:31:08,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:11,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:11,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 83 states and 164 transitions. [2018-09-26 22:31:11,166 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2018-09-26 22:31:11,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:31:11,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:13,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 166 transitions. [2018-09-26 22:31:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 166 transitions. [2018-09-26 22:31:13,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-26 22:31:13,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:14,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:15,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 85 states and 168 transitions. [2018-09-26 22:31:15,831 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 168 transitions. [2018-09-26 22:31:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:31:15,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:18,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:18,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 86 states and 170 transitions. [2018-09-26 22:31:18,205 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 170 transitions. [2018-09-26 22:31:18,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-26 22:31:18,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:18,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 87 states and 172 transitions. [2018-09-26 22:31:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 172 transitions. [2018-09-26 22:31:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:31:20,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:23,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 88 states and 174 transitions. [2018-09-26 22:31:23,116 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 174 transitions. [2018-09-26 22:31:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:31:23,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:23,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:25,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2018-09-26 22:31:25,417 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2018-09-26 22:31:25,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:31:25,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:26,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:28,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:28,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 90 states and 178 transitions. [2018-09-26 22:31:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 178 transitions. [2018-09-26 22:31:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-26 22:31:28,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:28,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 91 states and 180 transitions. [2018-09-26 22:31:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 180 transitions. [2018-09-26 22:31:30,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:31:30,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:33,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:33,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 92 states and 182 transitions. [2018-09-26 22:31:33,315 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 182 transitions. [2018-09-26 22:31:33,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-26 22:31:33,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:35,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 93 states and 184 transitions. [2018-09-26 22:31:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 184 transitions. [2018-09-26 22:31:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:31:35,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:38,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:38,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 94 states and 186 transitions. [2018-09-26 22:31:38,566 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 186 transitions. [2018-09-26 22:31:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:31:38,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:39,351 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:41,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 95 states and 188 transitions. [2018-09-26 22:31:41,005 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 188 transitions. [2018-09-26 22:31:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:31:41,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:41,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:43,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 96 states and 190 transitions. [2018-09-26 22:31:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 190 transitions. [2018-09-26 22:31:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-26 22:31:43,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2018-09-26 22:31:46,443 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2018-09-26 22:31:46,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:31:46,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:47,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:49,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 98 states and 194 transitions. [2018-09-26 22:31:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 194 transitions. [2018-09-26 22:31:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-26 22:31:49,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:50,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 99 states and 196 transitions. [2018-09-26 22:31:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 196 transitions. [2018-09-26 22:31:51,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:31:51,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:54,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 100 states and 198 transitions. [2018-09-26 22:31:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 198 transitions. [2018-09-26 22:31:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-26 22:31:54,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:31:57,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:31:57,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 200 transitions. [2018-09-26 22:31:57,898 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 200 transitions. [2018-09-26 22:31:57,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:31:57,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:31:57,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:31:58,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:00,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 102 states and 202 transitions. [2018-09-26 22:32:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 202 transitions. [2018-09-26 22:32:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-26 22:32:00,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 103 states and 204 transitions. [2018-09-26 22:32:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 204 transitions. [2018-09-26 22:32:03,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:32:03,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:06,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2018-09-26 22:32:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2018-09-26 22:32:06,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-26 22:32:06,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:07,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:09,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:09,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 105 states and 208 transitions. [2018-09-26 22:32:09,576 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 208 transitions. [2018-09-26 22:32:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:32:09,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:10,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 106 states and 210 transitions. [2018-09-26 22:32:12,561 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 210 transitions. [2018-09-26 22:32:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 22:32:12,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 212 transitions. [2018-09-26 22:32:15,626 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 212 transitions. [2018-09-26 22:32:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:32:15,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 108 states and 214 transitions. [2018-09-26 22:32:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 214 transitions. [2018-09-26 22:32:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-26 22:32:18,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:19,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:21,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 109 states and 216 transitions. [2018-09-26 22:32:21,776 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 216 transitions. [2018-09-26 22:32:21,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:32:21,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:22,756 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 110 states and 218 transitions. [2018-09-26 22:32:24,960 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 218 transitions. [2018-09-26 22:32:24,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-26 22:32:24,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:25,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 220 transitions. [2018-09-26 22:32:28,057 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 220 transitions. [2018-09-26 22:32:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:32:28,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 112 states and 222 transitions. [2018-09-26 22:32:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 222 transitions. [2018-09-26 22:32:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-26 22:32:31,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 113 states and 224 transitions. [2018-09-26 22:32:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 224 transitions. [2018-09-26 22:32:34,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:32:34,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:35,407 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:37,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 114 states and 226 transitions. [2018-09-26 22:32:37,524 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 226 transitions. [2018-09-26 22:32:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-26 22:32:37,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:38,692 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 115 states and 228 transitions. [2018-09-26 22:32:40,794 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 228 transitions. [2018-09-26 22:32:40,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:32:40,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:41,840 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:44,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 116 states and 230 transitions. [2018-09-26 22:32:44,108 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 230 transitions. [2018-09-26 22:32:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-26 22:32:44,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 117 states and 232 transitions. [2018-09-26 22:32:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 232 transitions. [2018-09-26 22:32:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:32:47,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:48,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:50,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:50,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 118 states and 234 transitions. [2018-09-26 22:32:50,795 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 234 transitions. [2018-09-26 22:32:50,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-26 22:32:50,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:54,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:54,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 119 states and 236 transitions. [2018-09-26 22:32:54,330 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 236 transitions. [2018-09-26 22:32:54,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 22:32:54,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:55,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:32:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:32:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 120 states and 238 transitions. [2018-09-26 22:32:57,523 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 238 transitions. [2018-09-26 22:32:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-26 22:32:57,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:32:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:32:58,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 121 states and 240 transitions. [2018-09-26 22:33:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 240 transitions. [2018-09-26 22:33:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:33:00,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:02,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:04,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 122 states and 242 transitions. [2018-09-26 22:33:04,587 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 242 transitions. [2018-09-26 22:33:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-26 22:33:04,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:05,703 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:07,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 123 states and 244 transitions. [2018-09-26 22:33:07,889 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 244 transitions. [2018-09-26 22:33:07,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:33:07,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:09,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:33:11,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:33:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 124 states and 246 transitions. [2018-09-26 22:33:11,452 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 246 transitions. [2018-09-26 22:33:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-26 22:33:11,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:33:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:33:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:33:13,304 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:33:13,307 INFO L168 Benchmark]: Toolchain (without parser) took 241192.21 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 623.7 MB. Max. memory is 7.1 GB. [2018-09-26 22:33:13,308 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-09-26 22:33:13,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.23 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. [2018-09-26 22:33:13,309 INFO L168 Benchmark]: Boogie Preprocessor took 22.42 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. [2018-09-26 22:33:13,311 INFO L168 Benchmark]: RCFGBuilder took 592.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:33:13,311 INFO L168 Benchmark]: CodeCheck took 240529.55 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 602.6 MB. Max. memory is 7.1 GB. [2018-09-26 22:33:13,318 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 943 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 42.23 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 Preprocessor took 22.42 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 592.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 240529.55 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 602.6 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/Luxembourg-ArraysIntegefied.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-33-13-338.csv Completed graceful shutdown