java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:33:01,162 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:33:01,165 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:33:01,184 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:33:01,184 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:33:01,185 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:33:01,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:33:01,190 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:33:01,191 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:33:01,192 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:33:01,193 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:33:01,193 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:33:01,194 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:33:01,195 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:33:01,196 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:33:01,197 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:33:01,198 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:33:01,200 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:33:01,201 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:33:01,203 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:33:01,204 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:33:01,205 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:33:01,207 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:33:01,207 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:33:01,208 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:33:01,208 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:33:01,209 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:33:01,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:33:01,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:33:01,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:33:01,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:33:01,213 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:33:01,213 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:33:01,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:33:01,214 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:33:01,215 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:33:01,215 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 10:33:01,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:33:01,237 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:33:01,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:33:01,238 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:33:01,242 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:33:01,242 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:33:01,242 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:33:01,242 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:33:01,243 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:33:01,243 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:33:01,243 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:33:01,243 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:33:01,243 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:33:01,244 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:33:01,244 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:33:01,245 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:33:01,245 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:33:01,245 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:33:01,245 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:33:01,245 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:33:01,246 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:33:01,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:33:01,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:33:01,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:33:01,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:33:01,248 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:33:01,248 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:33:01,248 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:33:01,248 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:33:01,249 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:33:01,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:33:01,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:33:01,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:33:01,315 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:33:01,316 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:33:01,317 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 10:33:01,318 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 10:33:01,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:33:01,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:33:01,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:33:01,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:33:01,379 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:33:01,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:33:01,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:33:01,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:33:01,423 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:33:01,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:33:01,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:33:01,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:33:01,446 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:33:01,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:33:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:33:01,527 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 10:33:01,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:33:01,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:33:01,771 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:33:01,773 INFO L202 PluginConnector]: Adding new model count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:33:01 BoogieIcfgContainer [2018-10-04 10:33:01,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:33:01,774 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:33:01,774 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:33:01,787 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:33:01,788 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:33:01" (1/1) ... [2018-10-04 10:33:01,805 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:33:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 10:33:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 10:33:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 10:33:01,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:02,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-10-04 10:33:02,265 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-10-04 10:33:02,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:33:02,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:02,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 10:33:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 10:33:02,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 10:33:02,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:04,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:04,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-04 10:33:04,073 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-04 10:33:04,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:33:04,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2018-10-04 10:33:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2018-10-04 10:33:04,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 10:33:04,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:04,687 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:05,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-10-04 10:33:05,402 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-10-04 10:33:05,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 10:33:05,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-04 10:33:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-04 10:33:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:33:05,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-10-04 10:33:06,608 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-10-04 10:33:06,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:33:06,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-10-04 10:33:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-10-04 10:33:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 10:33:07,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:07,085 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:07,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:07,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-10-04 10:33:07,937 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-10-04 10:33:07,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 10:33:07,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:08,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:08,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-10-04 10:33:08,219 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-10-04 10:33:08,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:33:08,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:08,367 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:08,759 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 20 [2018-10-04 10:33:08,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:08,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2018-10-04 10:33:08,889 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2018-10-04 10:33:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:33:08,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:08,969 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:09,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:09,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-10-04 10:33:09,208 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-10-04 10:33:09,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 10:33:09,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:09,363 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:09,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-10-04 10:33:09,942 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-10-04 10:33:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 10:33:09,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:10,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:10,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-10-04 10:33:10,465 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-10-04 10:33:10,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:33:10,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:10,571 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:11,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-10-04 10:33:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-10-04 10:33:11,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:33:11,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:11,273 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:11,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:11,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2018-10-04 10:33:11,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2018-10-04 10:33:11,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 10:33:11,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:11,666 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:12,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-10-04 10:33:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-10-04 10:33:12,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 10:33:12,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:12,398 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2018-10-04 10:33:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2018-10-04 10:33:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:33:12,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2018-10-04 10:33:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2018-10-04 10:33:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:33:13,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:13,628 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:14,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:14,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2018-10-04 10:33:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-10-04 10:33:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 10:33:14,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:14,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2018-10-04 10:33:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2018-10-04 10:33:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 10:33:14,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:14,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:15,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:15,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2018-10-04 10:33:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2018-10-04 10:33:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:33:15,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:15,581 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:17,583 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 40 new depth: 39 [2018-10-04 10:33:17,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2018-10-04 10:33:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2018-10-04 10:33:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:33:17,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:18,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:18,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2018-10-04 10:33:18,312 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2018-10-04 10:33:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 10:33:18,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:19,153 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:20,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:20,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2018-10-04 10:33:20,656 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2018-10-04 10:33:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 10:33:20,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:21,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:21,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2018-10-04 10:33:21,781 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2018-10-04 10:33:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:33:21,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2018-10-04 10:33:22,734 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2018-10-04 10:33:22,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:33:22,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:22,844 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2018-10-04 10:33:23,612 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2018-10-04 10:33:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 10:33:23,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:24,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2018-10-04 10:33:24,421 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-10-04 10:33:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 10:33:24,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:25,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2018-10-04 10:33:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2018-10-04 10:33:25,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:33:25,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:25,423 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:26,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 72 transitions. [2018-10-04 10:33:26,275 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2018-10-04 10:33:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:33:26,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2018-10-04 10:33:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2018-10-04 10:33:26,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 10:33:26,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:27,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2018-10-04 10:33:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2018-10-04 10:33:27,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 10:33:27,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:28,063 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:28,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:28,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2018-10-04 10:33:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2018-10-04 10:33:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:33:28,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:30,238 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 58 new depth: 55 [2018-10-04 10:33:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-10-04 10:33:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-10-04 10:33:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:33:30,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:30,735 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:31,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-10-04 10:33:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-10-04 10:33:31,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 10:33:31,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:31,473 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:32,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2018-10-04 10:33:32,297 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2018-10-04 10:33:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 10:33:32,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:32,773 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:33,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-10-04 10:33:33,317 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-10-04 10:33:33,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:33:33,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:33,534 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:34,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-10-04 10:33:34,474 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-10-04 10:33:34,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:33:34,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:34,598 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2018-10-04 10:33:35,177 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2018-10-04 10:33:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 10:33:35,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2018-10-04 10:33:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2018-10-04 10:33:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 10:33:36,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:37,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2018-10-04 10:33:37,915 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2018-10-04 10:33:37,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:33:37,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:39,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:39,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2018-10-04 10:33:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2018-10-04 10:33:39,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:33:39,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:39,437 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-10-04 10:33:40,116 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-10-04 10:33:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 10:33:40,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:40,899 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:42,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:42,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-10-04 10:33:42,100 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-10-04 10:33:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 10:33:42,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:42,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-10-04 10:33:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-10-04 10:33:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:33:42,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:45,669 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 77 new depth: 74 [2018-10-04 10:33:45,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2018-10-04 10:33:45,988 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2018-10-04 10:33:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:33:45,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:46,238 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:47,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:47,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 78 states and 105 transitions. [2018-10-04 10:33:47,031 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 105 transitions. [2018-10-04 10:33:47,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 10:33:47,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:47,300 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2018-10-04 10:33:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2018-10-04 10:33:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 10:33:48,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:49,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2018-10-04 10:33:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2018-10-04 10:33:49,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:33:49,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:52,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 112 transitions. [2018-10-04 10:33:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2018-10-04 10:33:52,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:33:52,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:52,288 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:53,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 84 states and 113 transitions. [2018-10-04 10:33:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2018-10-04 10:33:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 10:33:53,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:53,404 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 116 transitions. [2018-10-04 10:33:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2018-10-04 10:33:54,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 10:33:54,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2018-10-04 10:33:55,641 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2018-10-04 10:33:55,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:33:55,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 89 states and 120 transitions. [2018-10-04 10:33:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 120 transitions. [2018-10-04 10:33:57,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:33:57,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:57,892 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:58,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2018-10-04 10:33:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2018-10-04 10:33:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 10:33:58,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:59,113 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:00,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2018-10-04 10:34:00,710 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2018-10-04 10:34:00,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 10:34:00,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:01,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2018-10-04 10:34:01,844 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2018-10-04 10:34:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:34:01,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:04,084 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 95 new depth: 92 [2018-10-04 10:34:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:04,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 128 transitions. [2018-10-04 10:34:04,460 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 128 transitions. [2018-10-04 10:34:04,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:34:04,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-10-04 10:34:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-10-04 10:34:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 10:34:05,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:07,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 98 states and 132 transitions. [2018-10-04 10:34:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2018-10-04 10:34:07,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 10:34:07,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:09,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2018-10-04 10:34:09,065 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2018-10-04 10:34:09,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:34:09,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:09,285 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:10,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:10,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 136 transitions. [2018-10-04 10:34:10,911 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 136 transitions. [2018-10-04 10:34:10,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:34:10,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:12,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 102 states and 137 transitions. [2018-10-04 10:34:12,276 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2018-10-04 10:34:12,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 10:34:12,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:14,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:14,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2018-10-04 10:34:14,223 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2018-10-04 10:34:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 10:34:14,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:14,335 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2018-10-04 10:34:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2018-10-04 10:34:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:34:15,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:17,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:17,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 144 transitions. [2018-10-04 10:34:17,617 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2018-10-04 10:34:17,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:34:17,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:17,705 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:19,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:19,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2018-10-04 10:34:19,023 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2018-10-04 10:34:19,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 10:34:19,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:19,223 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2018-10-04 10:34:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2018-10-04 10:34:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 10:34:21,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:21,263 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:22,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:22,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 111 states and 149 transitions. [2018-10-04 10:34:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2018-10-04 10:34:22,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:34:22,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:25,678 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 113 new depth: 110 [2018-10-04 10:34:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 113 states and 152 transitions. [2018-10-04 10:34:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 152 transitions. [2018-10-04 10:34:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:34:26,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:26,451 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2018-10-04 10:34:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2018-10-04 10:34:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 10:34:27,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:28,120 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:30,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:30,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2018-10-04 10:34:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2018-10-04 10:34:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 10:34:30,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:32,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:32,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 157 transitions. [2018-10-04 10:34:32,412 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 157 transitions. [2018-10-04 10:34:32,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:34:32,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:34,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:34,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 119 states and 160 transitions. [2018-10-04 10:34:34,931 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 160 transitions. [2018-10-04 10:34:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:34:34,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:35,088 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:36,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:36,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2018-10-04 10:34:36,641 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2018-10-04 10:34:36,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 10:34:36,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:36,886 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 122 states and 164 transitions. [2018-10-04 10:34:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 164 transitions. [2018-10-04 10:34:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 10:34:39,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 165 transitions. [2018-10-04 10:34:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2018-10-04 10:34:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:34:41,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:41,396 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:43,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 168 transitions. [2018-10-04 10:34:43,969 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 168 transitions. [2018-10-04 10:34:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:34:43,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:44,063 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:45,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:45,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 126 states and 169 transitions. [2018-10-04 10:34:45,820 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2018-10-04 10:34:45,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 10:34:45,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:46,180 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2018-10-04 10:34:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2018-10-04 10:34:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 10:34:48,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:48,915 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:50,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2018-10-04 10:34:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2018-10-04 10:34:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:34:50,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 131 states and 176 transitions. [2018-10-04 10:34:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 176 transitions. [2018-10-04 10:34:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:34:56,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 132 states and 177 transitions. [2018-10-04 10:34:58,844 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2018-10-04 10:34:58,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 10:34:58,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:02,773 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 134 new depth: 131 [2018-10-04 10:35:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 134 states and 180 transitions. [2018-10-04 10:35:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 180 transitions. [2018-10-04 10:35:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 10:35:03,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:03,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:05,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 135 states and 181 transitions. [2018-10-04 10:35:05,340 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 181 transitions. [2018-10-04 10:35:05,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:35:05,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:08,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:08,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 137 states and 184 transitions. [2018-10-04 10:35:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 184 transitions. [2018-10-04 10:35:08,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:35:08,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:09,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 138 states and 185 transitions. [2018-10-04 10:35:11,198 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2018-10-04 10:35:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 10:35:11,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:14,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 140 states and 188 transitions. [2018-10-04 10:35:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2018-10-04 10:35:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 10:35:14,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 141 states and 189 transitions. [2018-10-04 10:35:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 189 transitions. [2018-10-04 10:35:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:35:16,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:20,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 143 states and 192 transitions. [2018-10-04 10:35:20,399 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2018-10-04 10:35:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:35:20,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:22,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2018-10-04 10:35:22,758 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2018-10-04 10:35:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 10:35:22,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:23,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:26,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:26,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2018-10-04 10:35:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2018-10-04 10:35:26,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 10:35:26,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:29,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 147 states and 197 transitions. [2018-10-04 10:35:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 197 transitions. [2018-10-04 10:35:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:35:29,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:29,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:32,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:32,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2018-10-04 10:35:32,798 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2018-10-04 10:35:32,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:35:32,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:35,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 150 states and 201 transitions. [2018-10-04 10:35:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2018-10-04 10:35:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 10:35:35,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:39,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 152 states and 204 transitions. [2018-10-04 10:35:39,413 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2018-10-04 10:35:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 10:35:39,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:39,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2018-10-04 10:35:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2018-10-04 10:35:42,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:35:42,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:42,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:47,558 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 154 new depth: 153 [2018-10-04 10:35:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2018-10-04 10:35:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2018-10-04 10:35:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:35:48,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2018-10-04 10:35:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2018-10-04 10:35:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 10:35:51,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:56,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 158 states and 212 transitions. [2018-10-04 10:35:56,113 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2018-10-04 10:35:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 10:35:56,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:59,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-04 10:35:59,442 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-04 10:35:59,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:35:59,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:59,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:04,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 161 states and 216 transitions. [2018-10-04 10:36:04,466 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 216 transitions. [2018-10-04 10:36:04,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:36:04,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:07,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2018-10-04 10:36:07,855 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2018-10-04 10:36:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 10:36:07,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:08,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:13,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2018-10-04 10:36:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2018-10-04 10:36:13,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 10:36:13,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:16,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:16,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 165 states and 221 transitions. [2018-10-04 10:36:16,637 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 221 transitions. [2018-10-04 10:36:16,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:36:16,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:17,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:22,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 167 states and 224 transitions. [2018-10-04 10:36:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 224 transitions. [2018-10-04 10:36:22,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:36:22,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:22,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:25,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2018-10-04 10:36:25,602 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2018-10-04 10:36:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 10:36:25,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:30,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 170 states and 228 transitions. [2018-10-04 10:36:30,642 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 228 transitions. [2018-10-04 10:36:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 10:36:30,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:34,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:34,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 171 states and 229 transitions. [2018-10-04 10:36:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 229 transitions. [2018-10-04 10:36:34,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:36:34,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 173 states and 232 transitions. [2018-10-04 10:36:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 232 transitions. [2018-10-04 10:36:39,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:36:39,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:40,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:43,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:43,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 174 states and 233 transitions. [2018-10-04 10:36:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 233 transitions. [2018-10-04 10:36:43,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 10:36:43,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:51,408 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 176 new depth: 173 [2018-10-04 10:36:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 176 states and 236 transitions. [2018-10-04 10:36:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2018-10-04 10:36:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 10:36:52,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:52,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:55,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:55,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 177 states and 237 transitions. [2018-10-04 10:36:55,679 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2018-10-04 10:36:55,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:36:55,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:00,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:00,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 179 states and 240 transitions. [2018-10-04 10:37:00,812 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 240 transitions. [2018-10-04 10:37:00,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:37:00,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:00,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2018-10-04 10:37:04,339 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2018-10-04 10:37:04,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 10:37:04,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:09,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:09,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2018-10-04 10:37:09,592 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2018-10-04 10:37:09,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 10:37:09,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:09,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 183 states and 245 transitions. [2018-10-04 10:37:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2018-10-04 10:37:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 10:37:13,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 10:37:18,880 INFO L202 PluginConnector]: Adding new model count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:37:18 ImpRootNode [2018-10-04 10:37:18,881 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:37:18,882 INFO L168 Benchmark]: Toolchain (without parser) took 257506.77 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 423.1 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 194.5 MB). Peak memory consumption was 617.6 MB. Max. memory is 7.1 GB. [2018-10-04 10:37:18,884 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:37:18,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.10 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:37:18,885 INFO L168 Benchmark]: Boogie Preprocessor took 22.96 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:37:18,885 INFO L168 Benchmark]: RCFGBuilder took 327.45 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. [2018-10-04 10:37:18,886 INFO L168 Benchmark]: CodeCheck took 257106.67 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 423.1 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 173.4 MB). Peak memory consumption was 596.5 MB. Max. memory is 7.1 GB. [2018-10-04 10:37:18,890 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 43]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 43) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 257.0s OverallTime, 119 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 1431655752 SolverSat, -1431655776 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 224.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40112 GetRequests, 35613 SyntacticMatches, 3653 SemanticMatches, 846 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 236.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 26.9s InterpolantComputationTime, 4072 NumberOfCodeBlocks, 4072 NumberOfCodeBlocksAsserted, 119 NumberOfCheckSat, 3953 ConstructedInterpolants, 0 QuantifiedInterpolants, 492083 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 119 InterpolantComputations, 1 PerfectInterpolantSequences, 0/77521 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 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 43.10 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 22.96 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 327.45 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 257106.67 ms. Allocated memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: 423.1 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 173.4 MB). Peak memory consumption was 596.5 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/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-37-18-901.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-37-18-901.csv Completed graceful shutdown