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 0.1.23-9f4048f [2018-10-04 13:38:31,365 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:38:31,367 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:38:31,384 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:38:31,385 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:38:31,387 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:38:31,388 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:38:31,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:38:31,394 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:38:31,396 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:38:31,405 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:38:31,405 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:38:31,406 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:38:31,411 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:38:31,412 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:38:31,413 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:38:31,414 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:38:31,419 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:38:31,422 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:38:31,424 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:38:31,428 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:38:31,430 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:38:31,432 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:38:31,436 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:38:31,437 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:38:31,438 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:38:31,439 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:38:31,440 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:38:31,441 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:38:31,444 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:38:31,444 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:38:31,445 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:38:31,446 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:38:31,446 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:38:31,447 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:38:31,448 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:38:31,449 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 13:38:31,474 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:38:31,475 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:38:31,478 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:38:31,479 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:38:31,480 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:38:31,480 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:38:31,480 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:38:31,480 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:38:31,481 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:38:31,482 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:38:31,482 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:38:31,482 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:38:31,482 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:38:31,483 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:38:31,483 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:38:31,483 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:38:31,483 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:38:31,483 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:38:31,485 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:38:31,485 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:38:31,485 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:38:31,485 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:38:31,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:38:31,486 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:38:31,486 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:38:31,486 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:38:31,486 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:38:31,487 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:38:31,487 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:38:31,487 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:38:31,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:38:31,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:38:31,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:38:31,564 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:38:31,564 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:38:31,565 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 13:38:31,566 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 13:38:31,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:38:31,628 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:38:31,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:31,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:38:31,629 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:38:31,650 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,663 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:31,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:38:31,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:38:31,673 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:38:31,685 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,685 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,686 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,686 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,691 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,694 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,695 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:38:31,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:38:31,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:38:31,698 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:38:31,700 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 01:38:31" (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 13:38:31,776 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 13:38:31,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:38:31,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:38:31,969 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:38:31,970 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 01:38:31 BoogieIcfgContainer [2018-10-04 13:38:31,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:38:31,971 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:38:31,971 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:38:31,982 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:38:31,983 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 01:38:31" (1/1) ... [2018-10-04 13:38:31,996 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:38:32,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:38:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:38:32,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 13:38:32,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:32,210 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 13:38:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-10-04 13:38:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-10-04 13:38:32,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:38:32,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:32,542 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 13:38:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:38:32,746 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:38:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 13:38:32,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:33,047 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 13:38:34,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:34,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-04 13:38:34,313 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-04 13:38:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:38:34,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:34,397 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 13:38:34,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:34,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2018-10-04 13:38:34,878 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2018-10-04 13:38:34,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:38:34,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:34,956 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 13:38:35,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:35,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-10-04 13:38:35,617 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-10-04 13:38:35,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:38:35,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:35,735 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 13:38:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-04 13:38:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-04 13:38:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:38:36,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:36,121 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 13:38:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-10-04 13:38:36,872 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-10-04 13:38:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:38:36,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:36,951 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 13:38:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-10-04 13:38:37,285 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-10-04 13:38:37,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:38:37,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:37,408 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 13:38:37,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-10-04 13:38:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-10-04 13:38:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-04 13:38:37,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:38,038 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 13:38:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:38,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-10-04 13:38:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-10-04 13:38:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:38:38,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:38,366 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 13:38:38,813 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 20 [2018-10-04 13:38:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2018-10-04 13:38:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2018-10-04 13:38:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:38:39,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:39,083 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 13:38:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-10-04 13:38:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-10-04 13:38:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:38:39,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:39,532 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 13:38:40,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-10-04 13:38:40,025 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-10-04 13:38:40,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-04 13:38:40,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:40,070 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 13:38:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-10-04 13:38:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-10-04 13:38:40,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:38:40,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:40,596 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 13:38:41,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:41,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-10-04 13:38:41,096 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-10-04 13:38:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:38:41,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:41,235 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 13:38:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:41,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2018-10-04 13:38:41,540 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2018-10-04 13:38:41,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:38:41,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:41,662 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 13:38:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-10-04 13:38:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-10-04 13:38:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:38:42,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:42,223 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 13:38:42,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:42,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2018-10-04 13:38:42,499 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2018-10-04 13:38:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:38:42,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:42,594 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 13:38:43,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:43,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2018-10-04 13:38:43,258 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2018-10-04 13:38:43,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:38:43,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:43,495 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 13:38:43,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2018-10-04 13:38:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-10-04 13:38:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:38:43,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:44,024 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 13:38:44,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:44,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2018-10-04 13:38:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2018-10-04 13:38:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-04 13:38:44,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:44,776 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 13:38:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:45,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2018-10-04 13:38:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2018-10-04 13:38:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:38:45,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:46,058 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 13:38:48,224 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 40 new depth: 39 [2018-10-04 13:38:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:48,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2018-10-04 13:38:48,480 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2018-10-04 13:38:48,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:38:48,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:48,557 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 13:38:48,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2018-10-04 13:38:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2018-10-04 13:38:48,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:38:48,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:49,192 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 13:38:50,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2018-10-04 13:38:50,755 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2018-10-04 13:38:50,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-04 13:38:50,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:50,983 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 13:38:52,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:52,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2018-10-04 13:38:52,042 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2018-10-04 13:38:52,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:38:52,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:52,591 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 13:38:53,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2018-10-04 13:38:53,245 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2018-10-04 13:38:53,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:38:53,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:53,353 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 13:38:54,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:54,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2018-10-04 13:38:54,169 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2018-10-04 13:38:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:38:54,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:54,374 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 13:38:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2018-10-04 13:38:55,061 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-10-04 13:38:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:38:55,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:55,211 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 13:38:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2018-10-04 13:38:55,627 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2018-10-04 13:38:55,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:38:55,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:55,839 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 13:38:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 72 transitions. [2018-10-04 13:38:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2018-10-04 13:38:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:38:56,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:56,876 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 13:38:57,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:57,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2018-10-04 13:38:57,323 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2018-10-04 13:38:57,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:38:57,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:57,538 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 13:38:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2018-10-04 13:38:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2018-10-04 13:38:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-04 13:38:58,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:58,752 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 13:38:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:59,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2018-10-04 13:38:59,366 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2018-10-04 13:38:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:38:59,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:59,615 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 13:39:00,967 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 58 new depth: 55 [2018-10-04 13:39:01,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-10-04 13:39:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-10-04 13:39:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:39:01,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:01,433 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 13:39:01,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:01,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-10-04 13:39:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-10-04 13:39:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:39:01,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:02,151 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 13:39:02,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:02,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2018-10-04 13:39:02,987 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2018-10-04 13:39:02,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-04 13:39:02,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:03,508 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 13:39:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-10-04 13:39:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-10-04 13:39:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:39:04,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:04,188 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 13:39:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:05,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-10-04 13:39:05,237 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-10-04 13:39:05,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:39:05,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:05,932 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 13:39:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:06,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2018-10-04 13:39:06,525 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2018-10-04 13:39:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:39:06,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:06,776 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 13:39:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2018-10-04 13:39:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2018-10-04 13:39:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:39:07,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:07,960 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 13:39:08,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2018-10-04 13:39:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2018-10-04 13:39:08,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:39:08,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:08,932 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 13:39:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:10,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2018-10-04 13:39:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2018-10-04 13:39:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:39:10,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:10,186 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 13:39:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-10-04 13:39:10,854 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-10-04 13:39:10,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:39:10,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:11,041 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 13:39:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-10-04 13:39:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-10-04 13:39:12,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-04 13:39:12,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:12,333 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 13:39:13,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-10-04 13:39:13,098 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-10-04 13:39:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:39:13,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:13,652 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 13:39:16,130 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 77 new depth: 74 [2018-10-04 13:39:16,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:16,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2018-10-04 13:39:16,396 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2018-10-04 13:39:16,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:39:16,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:16,580 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 13:39:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:17,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 78 states and 105 transitions. [2018-10-04 13:39:17,332 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 105 transitions. [2018-10-04 13:39:17,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:39:17,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:17,613 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 13:39:18,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:18,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2018-10-04 13:39:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2018-10-04 13:39:18,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-04 13:39:18,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:19,103 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 13:39:19,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:19,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2018-10-04 13:39:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2018-10-04 13:39:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:39:19,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:20,196 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 13:39:21,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:21,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 112 transitions. [2018-10-04 13:39:21,557 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2018-10-04 13:39:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:39:21,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:21,625 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 13:39:22,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:22,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 84 states and 113 transitions. [2018-10-04 13:39:22,459 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2018-10-04 13:39:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:39:22,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:22,631 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 13:39:23,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:23,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 116 transitions. [2018-10-04 13:39:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2018-10-04 13:39:23,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-04 13:39:23,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:24,039 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 13:39:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2018-10-04 13:39:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2018-10-04 13:39:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:39:24,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:25,210 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 13:39:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 89 states and 120 transitions. [2018-10-04 13:39:26,789 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 120 transitions. [2018-10-04 13:39:26,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:39:26,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:27,142 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 13:39:28,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:28,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2018-10-04 13:39:28,137 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2018-10-04 13:39:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:39:28,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:28,419 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 13:39:29,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:29,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2018-10-04 13:39:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2018-10-04 13:39:29,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-04 13:39:29,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:30,213 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 13:39:31,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2018-10-04 13:39:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2018-10-04 13:39:31,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:39:31,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:31,639 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 13:39:33,516 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 95 new depth: 92 [2018-10-04 13:39:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 128 transitions. [2018-10-04 13:39:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 128 transitions. [2018-10-04 13:39:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:39:33,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:33,980 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 13:39:35,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:35,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-10-04 13:39:35,008 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-10-04 13:39:35,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:39:35,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:35,659 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 13:39:37,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 98 states and 132 transitions. [2018-10-04 13:39:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2018-10-04 13:39:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-04 13:39:37,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:37,564 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 13:39:38,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:38,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2018-10-04 13:39:38,583 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2018-10-04 13:39:38,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:39:38,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:38,818 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 13:39:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 136 transitions. [2018-10-04 13:39:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 136 transitions. [2018-10-04 13:39:40,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:39:40,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:40,582 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 13:39:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:41,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 102 states and 137 transitions. [2018-10-04 13:39:41,698 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2018-10-04 13:39:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:39:41,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:41,910 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 13:39:43,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:43,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2018-10-04 13:39:43,665 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2018-10-04 13:39:43,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-04 13:39:43,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:43,796 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 13:39:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:44,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2018-10-04 13:39:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2018-10-04 13:39:44,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:39:44,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:45,223 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 13:39:47,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:47,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 144 transitions. [2018-10-04 13:39:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2018-10-04 13:39:47,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:39:47,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:47,273 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 13:39:48,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:48,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2018-10-04 13:39:48,560 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2018-10-04 13:39:48,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:39:48,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:48,759 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 13:39:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2018-10-04 13:39:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2018-10-04 13:39:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-04 13:39:50,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:50,930 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 13:39:52,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:52,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 111 states and 149 transitions. [2018-10-04 13:39:52,316 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2018-10-04 13:39:52,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:39:52,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:52,519 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 13:39:55,193 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 113 new depth: 110 [2018-10-04 13:39:55,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:55,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 113 states and 152 transitions. [2018-10-04 13:39:55,595 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 152 transitions. [2018-10-04 13:39:55,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:39:55,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:56,083 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 13:39:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2018-10-04 13:39:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2018-10-04 13:39:57,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:39:57,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:39:57,683 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 13:39:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:39:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2018-10-04 13:39:59,708 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2018-10-04 13:39:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-04 13:39:59,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:39:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:00,397 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 13:40:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 157 transitions. [2018-10-04 13:40:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 157 transitions. [2018-10-04 13:40:01,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:40:01,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:02,147 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 13:40:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:04,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 119 states and 160 transitions. [2018-10-04 13:40:04,332 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 160 transitions. [2018-10-04 13:40:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:40:04,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:04,613 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 13:40:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:06,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2018-10-04 13:40:06,131 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2018-10-04 13:40:06,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:40:06,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:06,403 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 13:40:08,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 122 states and 164 transitions. [2018-10-04 13:40:08,722 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 164 transitions. [2018-10-04 13:40:08,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-04 13:40:08,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:08,936 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 13:40:10,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:10,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 165 transitions. [2018-10-04 13:40:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2018-10-04 13:40:10,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:40:10,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:10,821 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 13:40:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:13,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 168 transitions. [2018-10-04 13:40:13,402 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 168 transitions. [2018-10-04 13:40:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:40:13,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:13,607 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 13:40:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 126 states and 169 transitions. [2018-10-04 13:40:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2018-10-04 13:40:15,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:40:15,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:15,639 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 13:40:18,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2018-10-04 13:40:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2018-10-04 13:40:18,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-04 13:40:18,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:18,394 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 13:40:20,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:20,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2018-10-04 13:40:20,196 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2018-10-04 13:40:20,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:40:20,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:20,581 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 13:40:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 131 states and 176 transitions. [2018-10-04 13:40:26,088 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 176 transitions. [2018-10-04 13:40:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:40:26,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:26,202 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 13:40:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 132 states and 177 transitions. [2018-10-04 13:40:28,250 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2018-10-04 13:40:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:40:28,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:28,523 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 13:40:32,399 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 134 new depth: 131 [2018-10-04 13:40:32,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:32,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 134 states and 180 transitions. [2018-10-04 13:40:32,933 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 180 transitions. [2018-10-04 13:40:32,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-04 13:40:32,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:33,019 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 13:40:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 135 states and 181 transitions. [2018-10-04 13:40:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 181 transitions. [2018-10-04 13:40:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:40:35,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:35,785 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 13:40:38,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 137 states and 184 transitions. [2018-10-04 13:40:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 184 transitions. [2018-10-04 13:40:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:40:38,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:38,962 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 13:40:40,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 138 states and 185 transitions. [2018-10-04 13:40:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2018-10-04 13:40:40,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:40:40,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:41,421 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 13:40:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 140 states and 188 transitions. [2018-10-04 13:40:44,545 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2018-10-04 13:40:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-04 13:40:44,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:44,636 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 13:40:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 141 states and 189 transitions. [2018-10-04 13:40:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 189 transitions. [2018-10-04 13:40:46,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:40:46,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:47,215 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 13:40:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:50,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 143 states and 192 transitions. [2018-10-04 13:40:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2018-10-04 13:40:50,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:40:50,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:50,471 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 13:40:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2018-10-04 13:40:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2018-10-04 13:40:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:40:52,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:53,032 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 13:40:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2018-10-04 13:40:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2018-10-04 13:40:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-04 13:40:56,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:56,481 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 13:40:58,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:40:58,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 147 states and 197 transitions. [2018-10-04 13:40:58,829 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 197 transitions. [2018-10-04 13:40:58,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:40:58,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:40:58,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:40:59,343 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 13:41:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2018-10-04 13:41:02,843 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2018-10-04 13:41:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:41:02,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:02,942 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 13:41:05,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:05,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 150 states and 201 transitions. [2018-10-04 13:41:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2018-10-04 13:41:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:41:05,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:05,697 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 13:41:09,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:09,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 152 states and 204 transitions. [2018-10-04 13:41:09,303 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2018-10-04 13:41:09,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-04 13:41:09,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:09,414 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 13:41:11,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:11,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2018-10-04 13:41:11,996 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2018-10-04 13:41:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:41:11,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:12,428 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 13:41:17,547 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 154 new depth: 153 [2018-10-04 13:41:18,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2018-10-04 13:41:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2018-10-04 13:41:18,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:41:18,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:18,457 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 13:41:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:21,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2018-10-04 13:41:21,405 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2018-10-04 13:41:21,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:41:21,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:21,781 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 13:41:26,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:26,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 158 states and 212 transitions. [2018-10-04 13:41:26,076 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2018-10-04 13:41:26,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-04 13:41:26,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:26,222 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 13:41:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-04 13:41:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-04 13:41:29,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:41:29,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:29,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:29,640 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 13:41:34,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:34,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 161 states and 216 transitions. [2018-10-04 13:41:34,249 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 216 transitions. [2018-10-04 13:41:34,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:41:34,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:34,394 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 13:41:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2018-10-04 13:41:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2018-10-04 13:41:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:41:37,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:38,086 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 13:41:42,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2018-10-04 13:41:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2018-10-04 13:41:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-04 13:41:42,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:43,132 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 13:41:46,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:46,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 165 states and 221 transitions. [2018-10-04 13:41:46,694 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 221 transitions. [2018-10-04 13:41:46,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:41:46,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:47,310 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 13:41:52,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 167 states and 224 transitions. [2018-10-04 13:41:52,090 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 224 transitions. [2018-10-04 13:41:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:41:52,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:52,241 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 13:41:55,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:41:55,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2018-10-04 13:41:55,677 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2018-10-04 13:41:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:41:55,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:41:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:41:56,082 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 13:42:00,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 170 states and 228 transitions. [2018-10-04 13:42:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 228 transitions. [2018-10-04 13:42:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-04 13:42:00,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:00,867 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 13:42:04,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:04,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 171 states and 229 transitions. [2018-10-04 13:42:04,594 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 229 transitions. [2018-10-04 13:42:04,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:42:04,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:05,009 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 13:42:10,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:10,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 173 states and 232 transitions. [2018-10-04 13:42:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 232 transitions. [2018-10-04 13:42:10,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:42:10,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:10,138 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 13:42:13,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 174 states and 233 transitions. [2018-10-04 13:42:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 233 transitions. [2018-10-04 13:42:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:42:13,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:14,480 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 13:42:21,186 INFO L252 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 176 new depth: 173 [2018-10-04 13:42:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 176 states and 236 transitions. [2018-10-04 13:42:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2018-10-04 13:42:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-04 13:42:22,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:22,137 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 13:42:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 177 states and 237 transitions. [2018-10-04 13:42:25,474 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2018-10-04 13:42:25,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:42:25,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:25,881 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 13:42:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:30,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 179 states and 240 transitions. [2018-10-04 13:42:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 240 transitions. [2018-10-04 13:42:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:42:30,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:30,633 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 13:42:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2018-10-04 13:42:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2018-10-04 13:42:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:42:33,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:34,397 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 13:42:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2018-10-04 13:42:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2018-10-04 13:42:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-04 13:42:39,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:39,751 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 13:42:43,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:42:43,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 183 states and 245 transitions. [2018-10-04 13:42:43,325 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2018-10-04 13:42:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:42:43,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:42:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:42:43,748 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 13:42:48,861 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 01:42:48 ImpRootNode [2018-10-04 13:42:48,861 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:42:48,862 INFO L168 Benchmark]: Toolchain (without parser) took 257235.43 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 151.0 MB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -124.9 MB). Peak memory consumption was 793.4 MB. Max. memory is 7.1 GB. [2018-10-04 13:42:48,864 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 13:42:48,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.78 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 13:42:48,865 INFO L168 Benchmark]: Boogie Preprocessor took 25.33 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 13:42:48,866 INFO L168 Benchmark]: RCFGBuilder took 272.45 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 13:42:48,866 INFO L168 Benchmark]: CodeCheck took 256890.28 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 151.0 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -146.0 MB). Peak memory consumption was 772.2 MB. Max. memory is 7.1 GB. [2018-10-04 13:42:48,870 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, 256.8s 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, 221.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40112 GetRequests, 35613 SyntacticMatches, 3653 SemanticMatches, 846 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 246.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 27.5s 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 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.78 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 25.33 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 272.45 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 256890.28 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 151.0 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -146.0 MB). Peak memory consumption was 772.2 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_13-42-48-882.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_13-42-48-882.csv Completed graceful shutdown