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_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:32:58,273 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:32:58,275 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:32:58,292 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:32:58,293 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:32:58,294 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:32:58,298 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:32:58,300 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:32:58,302 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:32:58,305 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:32:58,306 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:32:58,306 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:32:58,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:32:58,311 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:32:58,319 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:32:58,320 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:32:58,321 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:32:58,326 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:32:58,329 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:32:58,334 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:32:58,337 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:32:58,341 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:32:58,346 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:32:58,346 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:32:58,347 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:32:58,348 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:32:58,349 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:32:58,352 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:32:58,353 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:32:58,354 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:32:58,355 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:32:58,355 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:32:58,357 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:32:58,357 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:32:58,358 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:32:58,361 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:32:58,361 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 10:32:58,389 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:32:58,389 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:32:58,390 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:32:58,390 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:32:58,393 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:32:58,394 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:32:58,394 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:32:58,394 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:32:58,395 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:32:58,395 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:32:58,395 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:32:58,395 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:32:58,396 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:32:58,396 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:32:58,396 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:32:58,397 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:32:58,397 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:32:58,397 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:32:58,397 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:32:58,398 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:32:58,399 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:32:58,399 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:32:58,399 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:32:58,400 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:32:58,400 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:32:58,400 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:32:58,400 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:32:58,401 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:32:58,401 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:32:58,401 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:32:58,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:32:58,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:32:58,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:32:58,495 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:32:58,495 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:32:58,496 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 10:32:58,496 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 10:32:58,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:32:58,557 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:32:58,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:32:58,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:32:58,559 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:32:58,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:32:58,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:32:58,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:32:58,600 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:32:58,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:58,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:32:58,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:32:58,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:32:58,624 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:32:58,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 10:32:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:32:58,701 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 10:32:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:32:58,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:32:58,974 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:32:58,975 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:32:58 BoogieIcfgContainer [2018-10-04 10:32:58,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:32:58,976 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:32:58,976 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:32:58,987 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:32:58,987 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:32:58" (1/1) ... [2018-10-04 10:32:59,002 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:32:59,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:32:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 10:32:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 10:32:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:32:59,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:32:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:32:59,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:32:59,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:32:59,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 10:32:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 10:32:59,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:32:59,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:32:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:32:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:00,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-04 10:33:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-04 10:33:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:33:00,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:01,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-10-04 10:33:01,306 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-10-04 10:33:01,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:33:01,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:01,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-10-04 10:33:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-10-04 10:33:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:33:01,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:02,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 10:33:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 10:33:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:33:02,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:02,502 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:03,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:03,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 10:33:03,359 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 10:33:03,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:33:03,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:03,448 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-04 10:33:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-04 10:33:04,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:33:04,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:05,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:05,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-04 10:33:05,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-04 10:33:05,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:33:05,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:05,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-04 10:33:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-04 10:33:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:33:05,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:05,681 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:06,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:06,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-04 10:33:06,114 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-04 10:33:06,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:33:06,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:06,232 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:06,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-04 10:33:06,975 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-04 10:33:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:33:06,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:07,078 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:07,570 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 15 [2018-10-04 10:33:07,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:07,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-10-04 10:33:07,666 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-10-04 10:33:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:33:07,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:07,818 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:08,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:08,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-10-04 10:33:08,372 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-10-04 10:33:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:33:08,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:08,492 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-04 10:33:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-04 10:33:08,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:33:08,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:09,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-10-04 10:33:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-10-04 10:33:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:33:09,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-10-04 10:33:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-10-04 10:33:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:33:11,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:11,309 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:11,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:11,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-10-04 10:33:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-10-04 10:33:11,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:33:11,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:12,707 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:13,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-10-04 10:33:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-10-04 10:33:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:33:13,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:13,926 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:15,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-04 10:33:15,021 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-04 10:33:15,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:33:15,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:15,270 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:16,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-10-04 10:33:16,056 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-10-04 10:33:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:33:16,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:16,246 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-10-04 10:33:17,012 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-10-04 10:33:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:33:17,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:17,247 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:18,372 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 35 new depth: 25 [2018-10-04 10:33:18,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:18,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-10-04 10:33:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-10-04 10:33:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:33:18,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:21,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-10-04 10:33:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-10-04 10:33:21,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:33:21,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:21,634 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-10-04 10:33:22,581 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-10-04 10:33:22,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:33:22,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-10-04 10:33:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-10-04 10:33:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:33:24,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:24,974 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-10-04 10:33:25,937 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-10-04 10:33:25,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:33:25,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:26,137 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:27,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:27,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-10-04 10:33:27,760 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-10-04 10:33:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:33:27,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:28,175 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:29,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:29,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-10-04 10:33:29,068 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-10-04 10:33:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:33:29,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:31,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:31,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-10-04 10:33:31,199 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-10-04 10:33:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:33:31,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:31,409 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:32,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-10-04 10:33:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-10-04 10:33:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 10:33:32,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:32,670 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:33,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:33,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-10-04 10:33:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-10-04 10:33:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 10:33:33,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:33,952 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:35,388 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 44 new depth: 35 [2018-10-04 10:33:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:35,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-10-04 10:33:35,751 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-10-04 10:33:35,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 10:33:35,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:35,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:37,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:37,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-10-04 10:33:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-10-04 10:33:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 10:33:37,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:37,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:38,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-10-04 10:33:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-10-04 10:33:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 10:33:38,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:40,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-10-04 10:33:40,119 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-10-04 10:33:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 10:33:40,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:40,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:41,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:41,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-10-04 10:33:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-10-04 10:33:41,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 10:33:41,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:43,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:43,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-10-04 10:33:43,334 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-10-04 10:33:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 10:33:43,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:43,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:45,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:45,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-10-04 10:33:45,018 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-10-04 10:33:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 10:33:45,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-10-04 10:33:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-10-04 10:33:46,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 10:33:46,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:47,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-10-04 10:33:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-10-04 10:33:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 10:33:48,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-10-04 10:33:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-10-04 10:33:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 10:33:50,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:52,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:52,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-04 10:33:52,576 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-04 10:33:52,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 10:33:52,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:54,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-04 10:33:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-04 10:33:54,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 10:33:54,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:55,856 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 57 new depth: 47 [2018-10-04 10:33:55,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:33:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:33:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-04 10:33:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-04 10:33:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 10:33:57,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:33:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:33:58,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:00,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:00,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-10-04 10:34:00,438 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-10-04 10:34:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 10:34:00,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-10-04 10:34:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-10-04 10:34:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 10:34:05,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:05,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:07,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:07,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-10-04 10:34:07,225 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-10-04 10:34:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 10:34:07,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:09,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-10-04 10:34:09,470 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-10-04 10:34:09,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 10:34:09,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:12,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:12,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-10-04 10:34:12,520 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-10-04 10:34:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 10:34:12,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:15,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-10-04 10:34:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-10-04 10:34:15,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 10:34:15,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:15,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:17,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 107 states and 160 transitions. [2018-10-04 10:34:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2018-10-04 10:34:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 10:34:17,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:20,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:20,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 109 states and 163 transitions. [2018-10-04 10:34:20,404 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 163 transitions. [2018-10-04 10:34:20,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 10:34:20,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:20,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:22,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 111 states and 166 transitions. [2018-10-04 10:34:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 166 transitions. [2018-10-04 10:34:22,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 10:34:22,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:23,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:25,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 113 states and 169 transitions. [2018-10-04 10:34:25,585 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 169 transitions. [2018-10-04 10:34:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 10:34:25,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:28,493 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 68 new depth: 57 [2018-10-04 10:34:29,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:29,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 115 states and 172 transitions. [2018-10-04 10:34:29,283 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 172 transitions. [2018-10-04 10:34:29,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 10:34:29,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:31,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:31,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 117 states and 175 transitions. [2018-10-04 10:34:31,738 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 175 transitions. [2018-10-04 10:34:31,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 10:34:31,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:32,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:34,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:34,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 119 states and 178 transitions. [2018-10-04 10:34:34,496 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 178 transitions. [2018-10-04 10:34:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 10:34:34,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:34,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:37,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:37,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 121 states and 181 transitions. [2018-10-04 10:34:37,247 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 181 transitions. [2018-10-04 10:34:37,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 10:34:37,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:37,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:40,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 123 states and 184 transitions. [2018-10-04 10:34:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 184 transitions. [2018-10-04 10:34:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 10:34:40,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:42,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 125 states and 187 transitions. [2018-10-04 10:34:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 187 transitions. [2018-10-04 10:34:42,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 10:34:42,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:45,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 127 states and 190 transitions. [2018-10-04 10:34:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 190 transitions. [2018-10-04 10:34:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 10:34:45,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:48,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 129 states and 193 transitions. [2018-10-04 10:34:48,951 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 193 transitions. [2018-10-04 10:34:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 10:34:48,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 131 states and 196 transitions. [2018-10-04 10:34:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 196 transitions. [2018-10-04 10:34:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 10:34:52,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:52,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:55,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 133 states and 199 transitions. [2018-10-04 10:34:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 199 transitions. [2018-10-04 10:34:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 10:34:55,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:34:58,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:34:58,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 135 states and 202 transitions. [2018-10-04 10:34:58,519 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2018-10-04 10:34:58,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 10:34:58,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:34:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:34:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:01,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 137 states and 205 transitions. [2018-10-04 10:35:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 205 transitions. [2018-10-04 10:35:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 10:35:01,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:03,259 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 81 new depth: 69 [2018-10-04 10:35:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:06,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:06,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 139 states and 208 transitions. [2018-10-04 10:35:06,177 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 208 transitions. [2018-10-04 10:35:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-04 10:35:06,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:06,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:09,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:09,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 141 states and 211 transitions. [2018-10-04 10:35:09,520 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 211 transitions. [2018-10-04 10:35:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-04 10:35:09,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:09,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 143 states and 214 transitions. [2018-10-04 10:35:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2018-10-04 10:35:12,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-04 10:35:12,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:13,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:16,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 145 states and 217 transitions. [2018-10-04 10:35:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 217 transitions. [2018-10-04 10:35:16,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-04 10:35:16,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:20,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 147 states and 220 transitions. [2018-10-04 10:35:20,121 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 220 transitions. [2018-10-04 10:35:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-04 10:35:20,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 149 states and 223 transitions. [2018-10-04 10:35:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 223 transitions. [2018-10-04 10:35:23,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-04 10:35:23,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 151 states and 226 transitions. [2018-10-04 10:35:27,647 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2018-10-04 10:35:27,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-04 10:35:27,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:31,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:31,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 153 states and 229 transitions. [2018-10-04 10:35:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 229 transitions. [2018-10-04 10:35:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-04 10:35:31,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:36,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:36,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 155 states and 232 transitions. [2018-10-04 10:35:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 232 transitions. [2018-10-04 10:35:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-04 10:35:36,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:40,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:40,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 157 states and 235 transitions. [2018-10-04 10:35:40,125 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 235 transitions. [2018-10-04 10:35:40,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-04 10:35:40,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:44,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 159 states and 238 transitions. [2018-10-04 10:35:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2018-10-04 10:35:44,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-04 10:35:44,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:44,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:48,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 161 states and 241 transitions. [2018-10-04 10:35:48,463 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 241 transitions. [2018-10-04 10:35:48,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-04 10:35:48,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:52,947 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 92 new depth: 82 [2018-10-04 10:35:54,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 163 states and 244 transitions. [2018-10-04 10:35:54,303 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 244 transitions. [2018-10-04 10:35:54,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-04 10:35:54,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:54,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:35:58,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:35:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 165 states and 247 transitions. [2018-10-04 10:35:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2018-10-04 10:35:58,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-04 10:35:58,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:35:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:35:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:03,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:03,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 167 states and 250 transitions. [2018-10-04 10:36:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 250 transitions. [2018-10-04 10:36:03,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-04 10:36:03,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:07,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:07,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 169 states and 253 transitions. [2018-10-04 10:36:07,879 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 253 transitions. [2018-10-04 10:36:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-04 10:36:07,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 171 states and 256 transitions. [2018-10-04 10:36:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 256 transitions. [2018-10-04 10:36:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-04 10:36:12,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:12,888 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:17,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 173 states and 259 transitions. [2018-10-04 10:36:17,295 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 259 transitions. [2018-10-04 10:36:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-04 10:36:17,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:22,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 175 states and 262 transitions. [2018-10-04 10:36:22,145 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 262 transitions. [2018-10-04 10:36:22,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-04 10:36:22,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:27,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 177 states and 265 transitions. [2018-10-04 10:36:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 265 transitions. [2018-10-04 10:36:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-04 10:36:27,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 179 states and 268 transitions. [2018-10-04 10:36:31,994 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 268 transitions. [2018-10-04 10:36:31,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-04 10:36:31,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:32,395 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 181 states and 271 transitions. [2018-10-04 10:36:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 271 transitions. [2018-10-04 10:36:37,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-04 10:36:37,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:42,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 183 states and 274 transitions. [2018-10-04 10:36:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 274 transitions. [2018-10-04 10:36:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-04 10:36:42,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:43,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:48,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 185 states and 277 transitions. [2018-10-04 10:36:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 277 transitions. [2018-10-04 10:36:48,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-04 10:36:48,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:53,725 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 105 new depth: 93 [2018-10-04 10:36:55,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:55,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 187 states and 280 transitions. [2018-10-04 10:36:55,163 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 280 transitions. [2018-10-04 10:36:55,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-04 10:36:55,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:55,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:00,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2018-10-04 10:37:00,843 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2018-10-04 10:37:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-04 10:37:00,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:06,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 191 states and 286 transitions. [2018-10-04 10:37:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2018-10-04 10:37:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-04 10:37:06,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:06,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-04 10:37:12,056 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 10:37:12 ImpRootNode [2018-10-04 10:37:12,057 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 10:37:12,058 INFO L168 Benchmark]: Toolchain (without parser) took 253501.44 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 1.4 GB in the end (delta: 59.8 MB). Peak memory consumption was 210.8 MB. Max. memory is 7.1 GB. [2018-10-04 10:37:12,060 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:37:12,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:37:12,061 INFO L168 Benchmark]: Boogie Preprocessor took 22.71 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 10:37:12,061 INFO L168 Benchmark]: RCFGBuilder took 351.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 10:37:12,062 INFO L168 Benchmark]: CodeCheck took 253081.10 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 1.4 GB in the end (delta: 38.6 MB). Peak memory consumption was 189.6 MB. Max. memory is 7.1 GB. [2018-10-04 10:37:12,066 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 45]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 45) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. UNKNOWN Result, 253.0s OverallTime, 94 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -4 SDslu, 0 SDs, 0 SdLazy, -22 SolverSat, -6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 144.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77776 GetRequests, 68286 SyntacticMatches, 8742 SemanticMatches, 748 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 233.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 33.3s InterpolantComputationTime, 9118 NumberOfCodeBlocks, 9118 NumberOfCodeBlocksAsserted, 94 NumberOfCheckSat, 9024 ConstructedInterpolants, 0 QuantifiedInterpolants, 3411354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 94 InterpolantComputations, 1 PerfectInterpolantSequences, 0/276830 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.71 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 351.73 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 253081.10 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 1.4 GB in the end (delta: 38.6 MB). Peak memory consumption was 189.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_10-37-12-078.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_10-37-12-078.csv Completed graceful shutdown