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/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:46:39,390 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:46:39,392 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:46:39,404 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:46:39,405 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:46:39,407 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:46:39,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:46:39,412 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:46:39,413 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:46:39,414 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:46:39,415 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:46:39,415 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:46:39,416 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:46:39,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:46:39,419 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:46:39,421 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:46:39,421 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:46:39,423 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:46:39,430 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:46:39,432 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:46:39,433 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:46:39,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:46:39,441 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:46:39,441 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:46:39,441 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:46:39,442 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:46:39,443 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:46:39,444 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:46:39,445 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:46:39,446 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:46:39,446 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:46:39,446 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:46:39,447 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:46:39,447 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:46:39,448 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:46:39,449 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:46:39,449 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-28 11:46:39,480 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:46:39,481 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:46:39,482 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:46:39,482 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:46:39,482 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:46:39,483 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:46:39,483 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:46:39,483 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:46:39,483 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:46:39,483 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:46:39,484 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:46:39,484 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:46:39,484 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:46:39,484 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:46:39,484 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:46:39,485 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:46:39,485 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:46:39,485 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:46:39,485 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:46:39,485 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:46:39,486 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:46:39,486 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:46:39,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:46:39,486 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:46:39,486 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:46:39,486 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:46:39,487 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:46:39,487 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:46:39,487 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:46:39,487 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:46:39,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:46:39,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:46:39,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:46:39,544 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:46:39,545 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:46:39,545 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl [2018-09-28 11:46:39,547 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenEqualityWithBranches.bpl' [2018-09-28 11:46:39,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:46:39,608 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:46:39,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:46:39,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:46:39,609 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:46:39,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,648 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:46:39,649 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:46:39,649 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:46:39,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:46:39,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:46:39,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:46:39,653 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:46:39,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... [2018-09-28 11:46:39,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:46:39,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:46:39,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:46:39,676 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:46:39,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:46:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:46:39,753 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-28 11:46:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-28 11:46:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-28 11:46:40,014 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:46:40,015 INFO L202 PluginConnector]: Adding new model HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:46:40 BoogieIcfgContainer [2018-09-28 11:46:40,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:46:40,016 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:46:40,016 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:46:40,026 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:46:40,027 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:46:40" (1/1) ... [2018-09-28 11:46:40,039 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:46:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-28 11:46:40,082 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-28 11:46:40,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-28 11:46:40,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:40,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:40,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 5 states and 7 transitions. [2018-09-28 11:46:40,537 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 7 transitions. [2018-09-28 11:46:40,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:46:40,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:40,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:41,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:41,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 6 states and 10 transitions. [2018-09-28 11:46:41,080 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 10 transitions. [2018-09-28 11:46:41,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:46:41,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 7 states and 13 transitions. [2018-09-28 11:46:41,564 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 13 transitions. [2018-09-28 11:46:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:46:41,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:41,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:42,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 8 states and 16 transitions. [2018-09-28 11:46:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 16 transitions. [2018-09-28 11:46:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:46:42,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:42,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:42,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 9 states and 19 transitions. [2018-09-28 11:46:42,734 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 19 transitions. [2018-09-28 11:46:42,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:46:42,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:43,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:43,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 10 states and 22 transitions. [2018-09-28 11:46:43,219 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 22 transitions. [2018-09-28 11:46:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:46:43,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:43,323 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:43,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 11 states and 25 transitions. [2018-09-28 11:46:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 25 transitions. [2018-09-28 11:46:43,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:46:43,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:44,020 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:44,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:44,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 12 states and 28 transitions. [2018-09-28 11:46:44,415 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 28 transitions. [2018-09-28 11:46:44,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:46:44,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:44,506 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:45,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:45,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 13 states and 31 transitions. [2018-09-28 11:46:45,236 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 31 transitions. [2018-09-28 11:46:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:46:45,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:45,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 14 states and 34 transitions. [2018-09-28 11:46:45,654 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 34 transitions. [2018-09-28 11:46:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:46:45,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 15 states and 37 transitions. [2018-09-28 11:46:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 37 transitions. [2018-09-28 11:46:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-28 11:46:46,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:47,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:47,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 16 states and 40 transitions. [2018-09-28 11:46:47,288 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 40 transitions. [2018-09-28 11:46:47,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:46:47,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:47,434 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:48,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:48,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 17 states and 43 transitions. [2018-09-28 11:46:48,326 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 43 transitions. [2018-09-28 11:46:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-28 11:46:48,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:48,468 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:49,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:49,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 18 states and 46 transitions. [2018-09-28 11:46:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 46 transitions. [2018-09-28 11:46:49,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-28 11:46:49,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:49,655 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:50,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:50,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 19 states and 49 transitions. [2018-09-28 11:46:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 49 transitions. [2018-09-28 11:46:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 11:46:50,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:51,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:51,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 20 states and 52 transitions. [2018-09-28 11:46:51,101 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 52 transitions. [2018-09-28 11:46:51,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-28 11:46:51,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 21 states and 55 transitions. [2018-09-28 11:46:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 55 transitions. [2018-09-28 11:46:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-28 11:46:51,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:52,108 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:52,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:52,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 22 states and 58 transitions. [2018-09-28 11:46:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 58 transitions. [2018-09-28 11:46:52,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-28 11:46:52,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:54,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 23 states and 61 transitions. [2018-09-28 11:46:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 61 transitions. [2018-09-28 11:46:54,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-28 11:46:54,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:54,514 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:55,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:55,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 24 states and 64 transitions. [2018-09-28 11:46:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 64 transitions. [2018-09-28 11:46:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-28 11:46:55,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:55,286 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:56,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:56,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 25 states and 67 transitions. [2018-09-28 11:46:56,131 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 67 transitions. [2018-09-28 11:46:56,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-28 11:46:56,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 26 states and 70 transitions. [2018-09-28 11:46:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 70 transitions. [2018-09-28 11:46:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-28 11:46:57,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:58,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:58,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 27 states and 73 transitions. [2018-09-28 11:46:58,617 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 73 transitions. [2018-09-28 11:46:58,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-28 11:46:58,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:46:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:46:59,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:46:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 28 states and 76 transitions. [2018-09-28 11:46:59,721 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 76 transitions. [2018-09-28 11:46:59,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-28 11:46:59,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:46:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:01,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:01,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 29 states and 79 transitions. [2018-09-28 11:47:01,383 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 79 transitions. [2018-09-28 11:47:01,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-28 11:47:01,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:02,399 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:03,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 30 states and 82 transitions. [2018-09-28 11:47:03,192 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 82 transitions. [2018-09-28 11:47:03,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-28 11:47:03,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:03,394 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:04,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 31 states and 85 transitions. [2018-09-28 11:47:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 85 transitions. [2018-09-28 11:47:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-28 11:47:04,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:05,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 32 states and 88 transitions. [2018-09-28 11:47:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 88 transitions. [2018-09-28 11:47:05,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-28 11:47:05,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:06,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 33 states and 91 transitions. [2018-09-28 11:47:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 91 transitions. [2018-09-28 11:47:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-28 11:47:06,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:07,114 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:08,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 34 states and 94 transitions. [2018-09-28 11:47:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 94 transitions. [2018-09-28 11:47:08,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-28 11:47:08,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:09,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:09,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 35 states and 97 transitions. [2018-09-28 11:47:09,920 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 97 transitions. [2018-09-28 11:47:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-28 11:47:09,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:10,107 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:11,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 36 states and 100 transitions. [2018-09-28 11:47:11,107 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 100 transitions. [2018-09-28 11:47:11,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-28 11:47:11,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 37 states and 103 transitions. [2018-09-28 11:47:12,754 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 103 transitions. [2018-09-28 11:47:12,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-28 11:47:12,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:13,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:13,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 38 states and 106 transitions. [2018-09-28 11:47:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 106 transitions. [2018-09-28 11:47:13,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-28 11:47:13,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 39 states and 109 transitions. [2018-09-28 11:47:15,648 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 109 transitions. [2018-09-28 11:47:15,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-28 11:47:15,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:17,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:17,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 40 states and 112 transitions. [2018-09-28 11:47:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 112 transitions. [2018-09-28 11:47:17,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-28 11:47:17,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:18,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 41 states and 115 transitions. [2018-09-28 11:47:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 115 transitions. [2018-09-28 11:47:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-28 11:47:18,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:19,455 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:20,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:20,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 42 states and 118 transitions. [2018-09-28 11:47:20,638 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 118 transitions. [2018-09-28 11:47:20,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-28 11:47:20,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:22,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 43 states and 121 transitions. [2018-09-28 11:47:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 121 transitions. [2018-09-28 11:47:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-28 11:47:22,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:24,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 44 states and 124 transitions. [2018-09-28 11:47:24,197 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 124 transitions. [2018-09-28 11:47:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-28 11:47:24,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:24,558 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:26,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:26,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 45 states and 127 transitions. [2018-09-28 11:47:26,058 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 127 transitions. [2018-09-28 11:47:26,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-28 11:47:26,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:27,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 46 states and 130 transitions. [2018-09-28 11:47:27,758 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 130 transitions. [2018-09-28 11:47:27,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-28 11:47:27,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:29,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:29,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 47 states and 133 transitions. [2018-09-28 11:47:29,440 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 133 transitions. [2018-09-28 11:47:29,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-28 11:47:29,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:31,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:31,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 48 states and 136 transitions. [2018-09-28 11:47:31,277 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 136 transitions. [2018-09-28 11:47:31,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-28 11:47:31,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:31,466 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 49 states and 139 transitions. [2018-09-28 11:47:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 139 transitions. [2018-09-28 11:47:33,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-28 11:47:33,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:35,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:35,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 50 states and 142 transitions. [2018-09-28 11:47:35,033 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 142 transitions. [2018-09-28 11:47:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-28 11:47:35,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:35,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 51 states and 145 transitions. [2018-09-28 11:47:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 145 transitions. [2018-09-28 11:47:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-28 11:47:36,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:38,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 52 states and 148 transitions. [2018-09-28 11:47:38,977 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 148 transitions. [2018-09-28 11:47:38,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-28 11:47:38,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:40,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:40,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 53 states and 151 transitions. [2018-09-28 11:47:40,935 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 151 transitions. [2018-09-28 11:47:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-28 11:47:40,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:43,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 54 states and 154 transitions. [2018-09-28 11:47:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 154 transitions. [2018-09-28 11:47:43,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-28 11:47:43,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:43,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:45,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:45,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 55 states and 157 transitions. [2018-09-28 11:47:45,341 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 157 transitions. [2018-09-28 11:47:45,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-28 11:47:45,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:45,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:47,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:47,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 56 states and 160 transitions. [2018-09-28 11:47:47,512 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 160 transitions. [2018-09-28 11:47:47,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-28 11:47:47,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:49,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 57 states and 163 transitions. [2018-09-28 11:47:49,763 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 163 transitions. [2018-09-28 11:47:49,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-28 11:47:49,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 58 states and 166 transitions. [2018-09-28 11:47:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 166 transitions. [2018-09-28 11:47:51,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-28 11:47:51,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 59 states and 169 transitions. [2018-09-28 11:47:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 169 transitions. [2018-09-28 11:47:54,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-28 11:47:54,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:54,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:47:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:47:56,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 60 states and 172 transitions. [2018-09-28 11:47:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 172 transitions. [2018-09-28 11:47:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-28 11:47:56,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:47:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:47:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:00,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:00,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 61 states and 175 transitions. [2018-09-28 11:48:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 175 transitions. [2018-09-28 11:48:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-28 11:48:00,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:00,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:03,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 62 states and 178 transitions. [2018-09-28 11:48:03,013 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 178 transitions. [2018-09-28 11:48:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-28 11:48:03,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:03,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:05,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 63 states and 181 transitions. [2018-09-28 11:48:05,593 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 181 transitions. [2018-09-28 11:48:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-28 11:48:05,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:05,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:08,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 64 states and 184 transitions. [2018-09-28 11:48:08,062 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 184 transitions. [2018-09-28 11:48:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 11:48:08,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:08,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 65 states and 187 transitions. [2018-09-28 11:48:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 187 transitions. [2018-09-28 11:48:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-28 11:48:11,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:11,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:14,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:14,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 66 states and 190 transitions. [2018-09-28 11:48:14,061 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 190 transitions. [2018-09-28 11:48:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-28 11:48:14,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:14,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:16,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 67 states and 193 transitions. [2018-09-28 11:48:16,791 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 193 transitions. [2018-09-28 11:48:16,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-28 11:48:16,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:17,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 68 states and 196 transitions. [2018-09-28 11:48:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 196 transitions. [2018-09-28 11:48:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-28 11:48:20,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:20,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:23,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:23,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 69 states and 199 transitions. [2018-09-28 11:48:23,087 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 199 transitions. [2018-09-28 11:48:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-28 11:48:23,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:23,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:26,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 70 states and 202 transitions. [2018-09-28 11:48:26,188 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 202 transitions. [2018-09-28 11:48:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-28 11:48:26,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:29,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 71 states and 205 transitions. [2018-09-28 11:48:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 205 transitions. [2018-09-28 11:48:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-28 11:48:29,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:30,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:33,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 72 states and 208 transitions. [2018-09-28 11:48:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 208 transitions. [2018-09-28 11:48:33,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-28 11:48:33,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:36,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 73 states and 211 transitions. [2018-09-28 11:48:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 211 transitions. [2018-09-28 11:48:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-28 11:48:36,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:36,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 74 states and 214 transitions. [2018-09-28 11:48:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 214 transitions. [2018-09-28 11:48:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-28 11:48:40,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:41,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:44,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:44,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 75 states and 217 transitions. [2018-09-28 11:48:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 217 transitions. [2018-09-28 11:48:44,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-28 11:48:44,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:44,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:44,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:47,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:47,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 76 states and 220 transitions. [2018-09-28 11:48:47,674 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 220 transitions. [2018-09-28 11:48:47,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-28 11:48:47,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:51,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 77 states and 223 transitions. [2018-09-28 11:48:51,223 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 223 transitions. [2018-09-28 11:48:51,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-28 11:48:51,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:55,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 78 states and 226 transitions. [2018-09-28 11:48:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 226 transitions. [2018-09-28 11:48:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-28 11:48:55,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:55,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:48:59,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:48:59,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 79 states and 229 transitions. [2018-09-28 11:48:59,042 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 229 transitions. [2018-09-28 11:48:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 11:48:59,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:48:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:48:59,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:02,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:02,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 80 states and 232 transitions. [2018-09-28 11:49:02,992 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 232 transitions. [2018-09-28 11:49:02,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-28 11:49:02,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:03,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:06,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 81 states and 235 transitions. [2018-09-28 11:49:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 235 transitions. [2018-09-28 11:49:06,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-28 11:49:06,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:07,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:10,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:10,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 82 states and 238 transitions. [2018-09-28 11:49:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 238 transitions. [2018-09-28 11:49:10,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-28 11:49:10,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:11,237 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:15,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:15,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 83 states and 241 transitions. [2018-09-28 11:49:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 241 transitions. [2018-09-28 11:49:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-28 11:49:15,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:15,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:19,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:19,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 84 states and 244 transitions. [2018-09-28 11:49:19,319 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 244 transitions. [2018-09-28 11:49:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-28 11:49:19,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:19,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:23,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:23,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 85 states and 247 transitions. [2018-09-28 11:49:23,806 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 247 transitions. [2018-09-28 11:49:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-28 11:49:23,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:24,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:28,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:28,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 86 states and 250 transitions. [2018-09-28 11:49:28,201 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 250 transitions. [2018-09-28 11:49:28,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-28 11:49:28,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:28,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:28,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 87 states and 253 transitions. [2018-09-28 11:49:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 253 transitions. [2018-09-28 11:49:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-28 11:49:32,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:37,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:37,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 88 states and 256 transitions. [2018-09-28 11:49:37,205 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 256 transitions. [2018-09-28 11:49:37,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-28 11:49:37,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:37,514 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:41,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 89 states and 259 transitions. [2018-09-28 11:49:41,917 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 259 transitions. [2018-09-28 11:49:41,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-28 11:49:41,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:46,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:46,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 90 states and 262 transitions. [2018-09-28 11:49:46,757 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2018-09-28 11:49:46,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-28 11:49:46,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:47,083 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:51,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:51,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 91 states and 265 transitions. [2018-09-28 11:49:51,639 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 265 transitions. [2018-09-28 11:49:51,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-28 11:49:51,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:49:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:49:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 92 states and 268 transitions. [2018-09-28 11:49:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 268 transitions. [2018-09-28 11:49:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-28 11:49:56,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:49:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:49:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 93 states and 271 transitions. [2018-09-28 11:50:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 271 transitions. [2018-09-28 11:50:01,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-28 11:50:01,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 94 states and 274 transitions. [2018-09-28 11:50:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 274 transitions. [2018-09-28 11:50:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-28 11:50:07,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:12,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:12,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 95 states and 277 transitions. [2018-09-28 11:50:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 277 transitions. [2018-09-28 11:50:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-28 11:50:12,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:12,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:18,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:18,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 96 states and 280 transitions. [2018-09-28 11:50:18,082 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 280 transitions. [2018-09-28 11:50:18,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-28 11:50:18,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:18,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 97 states and 283 transitions. [2018-09-28 11:50:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 283 transitions. [2018-09-28 11:50:23,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-28 11:50:23,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:29,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:29,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 98 states and 286 transitions. [2018-09-28 11:50:29,237 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 286 transitions. [2018-09-28 11:50:29,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-28 11:50:29,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:34,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:34,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 99 states and 289 transitions. [2018-09-28 11:50:34,943 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 289 transitions. [2018-09-28 11:50:34,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-28 11:50:34,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:35,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:40,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:40,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 100 states and 292 transitions. [2018-09-28 11:50:40,958 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 292 transitions. [2018-09-28 11:50:40,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-28 11:50:40,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:50:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:50:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 101 states and 295 transitions. [2018-09-28 11:50:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 295 transitions. [2018-09-28 11:50:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-28 11:50:47,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:50:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:50:47,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-28 11:50:53,492 INFO L202 PluginConnector]: Adding new model HiddenEqualityWithBranches.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.09 11:50:53 ImpRootNode [2018-09-28 11:50:53,493 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-28 11:50:53,494 INFO L168 Benchmark]: Toolchain (without parser) took 253890.86 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 26.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 364.8 MB). Peak memory consumption was 391.0 MB. Max. memory is 7.1 GB. [2018-09-28 11:50:53,496 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:50:53,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:50:53,496 INFO L168 Benchmark]: Boogie Preprocessor took 23.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:50:53,497 INFO L168 Benchmark]: RCFGBuilder took 339.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:50:53,498 INFO L168 Benchmark]: CodeCheck took 253477.32 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 26.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 343.7 MB). Peak memory consumption was 369.9 MB. Max. memory is 7.1 GB. [2018-09-28 11:50:53,501 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 30]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 30) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNKNOWN Result, 253.4s OverallTime, 98 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -210 SolverSat, -202 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 551.8s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 27.7s InterpolantComputationTime, 4949 NumberOfCodeBlocks, 4949 NumberOfCodeBlocksAsserted, 98 NumberOfCheckSat, 4851 ConstructedInterpolants, 0 QuantifiedInterpolants, 2808735 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 98 InterpolantComputations, 1 PerfectInterpolantSequences, 0/156849 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 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.26 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 339.33 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 253477.32 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 26.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 343.7 MB). Peak memory consumption was 369.9 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/HiddenEqualityWithBranches.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-28_11-50-53-511.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenEqualityWithBranches.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-50-53-511.csv Completed graceful shutdown