java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:25:16,391 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:25:16,393 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:25:16,407 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:25:16,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:25:16,408 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:25:16,409 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:25:16,411 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:25:16,413 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:25:16,414 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:25:16,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:25:16,415 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:25:16,416 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:25:16,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:25:16,418 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:25:16,419 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:25:16,420 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:25:16,421 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:25:16,425 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:25:16,429 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:25:16,431 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:25:16,435 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:25:16,441 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:25:16,442 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:25:16,442 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:25:16,443 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:25:16,444 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:25:16,447 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:25:16,448 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:25:16,449 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:25:16,449 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:25:16,450 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:25:16,450 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:25:16,450 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:25:16,451 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:25:16,452 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:25:16,452 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:25:16,488 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:25:16,489 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:25:16,490 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:25:16,490 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:25:16,492 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:25:16,492 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:25:16,492 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:25:16,492 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:25:16,492 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:25:16,493 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:25:16,493 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:25:16,493 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:25:16,493 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:25:16,494 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:25:16,494 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:25:16,495 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:25:16,495 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:25:16,495 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:25:16,495 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:25:16,495 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:25:16,496 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:25:16,496 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:25:16,496 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:25:16,496 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:25:16,498 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:25:16,498 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:25:16,498 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:25:16,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:25:16,498 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:25:16,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:25:16,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:25:16,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:25:16,577 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:25:16,578 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:25:16,579 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement.bpl [2018-09-30 21:25:16,580 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement.bpl' [2018-09-30 21:25:16,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:25:16,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:25:16,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:25:16,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:25:16,654 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:25:16,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:25:16,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:25:16,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:25:16,717 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:25:16,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (1/1) ... [2018-09-30 21:25:16,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:25:16,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:25:16,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:25:16,748 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:25:16,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:25:16" (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 [2018-09-30 21:25:16,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:25:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:25:17,324 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:25:17,325 INFO L202 PluginConnector]: Adding new model PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:25:17 BoogieIcfgContainer [2018-09-30 21:25:17,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:25:17,326 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:25:17,327 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:25:17,340 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:25:17,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:25:17" (1/1) ... [2018-09-30 21:25:17,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:25:17,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-09-30 21:25:17,437 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-09-30 21:25:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:25:17,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:17,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-09-30 21:25:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-09-30 21:25:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 21:25:17,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:19,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-09-30 21:25:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-09-30 21:25:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 21:25:19,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:19,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-09-30 21:25:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-09-30 21:25:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 21:25:19,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-30 21:25:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2018-09-30 21:25:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2018-09-30 21:25:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:25:20,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:21,249 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 17 [2018-09-30 21:25:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:21,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-30 21:25:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-30 21:25:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 21:25:21,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 21:25:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:22,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-30 21:25:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-30 21:25:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:25:22,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:22,674 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:24,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2018-09-30 21:25:24,594 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2018-09-30 21:25:24,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 21:25:24,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:25,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-09-30 21:25:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-09-30 21:25:25,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 21:25:25,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:25,224 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-30 21:25:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-09-30 21:25:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-09-30 21:25:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:25:25,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:25,909 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:27,480 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-30 21:25:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:29,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-09-30 21:25:29,108 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-09-30 21:25:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:25:29,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-09-30 21:25:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:29,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-09-30 21:25:29,663 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-09-30 21:25:29,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 21:25:29,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:29,866 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 74 transitions. [2018-09-30 21:25:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 74 transitions. [2018-09-30 21:25:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 21:25:31,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-09-30 21:25:32,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:32,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2018-09-30 21:25:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2018-09-30 21:25:32,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 21:25:32,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:35,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:35,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 47 states and 87 transitions. [2018-09-30 21:25:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 87 transitions. [2018-09-30 21:25:35,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:25:35,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-09-30 21:25:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2018-09-30 21:25:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2018-09-30 21:25:35,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 21:25:35,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:36,467 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:38,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:38,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-30 21:25:38,520 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-30 21:25:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 21:25:38,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:38,560 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-09-30 21:25:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:39,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 100 transitions. [2018-09-30 21:25:39,451 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2018-09-30 21:25:39,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 21:25:39,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:40,291 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:42,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2018-09-30 21:25:42,791 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2018-09-30 21:25:42,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 21:25:42,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-09-30 21:25:43,693 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-30 21:25:44,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:44,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 115 transitions. [2018-09-30 21:25:44,508 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2018-09-30 21:25:44,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 21:25:44,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:47,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:47,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 62 states and 132 transitions. [2018-09-30 21:25:47,532 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 132 transitions. [2018-09-30 21:25:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 21:25:47,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-09-30 21:25:48,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:48,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2018-09-30 21:25:48,297 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2018-09-30 21:25:48,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 21:25:48,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:48,635 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:51,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 67 states and 149 transitions. [2018-09-30 21:25:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 149 transitions. [2018-09-30 21:25:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 21:25:51,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:51,814 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-09-30 21:25:52,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2018-09-30 21:25:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2018-09-30 21:25:52,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 21:25:52,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:25:56,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:56,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 72 states and 167 transitions. [2018-09-30 21:25:56,972 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 167 transitions. [2018-09-30 21:25:56,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 21:25:56,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2018-09-30 21:25:57,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:25:57,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 72 states and 166 transitions. [2018-09-30 21:25:57,902 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 166 transitions. [2018-09-30 21:25:57,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:25:57,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:25:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:25:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:01,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 77 states and 186 transitions. [2018-09-30 21:26:01,896 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 186 transitions. [2018-09-30 21:26:01,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 21:26:01,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:01,937 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-09-30 21:26:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:02,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 77 states and 185 transitions. [2018-09-30 21:26:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 185 transitions. [2018-09-30 21:26:02,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 21:26:02,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:03,343 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:07,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:07,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 82 states and 206 transitions. [2018-09-30 21:26:07,133 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 206 transitions. [2018-09-30 21:26:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 21:26:07,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:07,173 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-09-30 21:26:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 82 states and 205 transitions. [2018-09-30 21:26:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 205 transitions. [2018-09-30 21:26:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 21:26:08,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:13,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 87 states and 227 transitions. [2018-09-30 21:26:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 227 transitions. [2018-09-30 21:26:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 21:26:13,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2018-09-30 21:26:15,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:15,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 87 states and 226 transitions. [2018-09-30 21:26:15,582 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 226 transitions. [2018-09-30 21:26:15,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 21:26:15,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:16,049 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:20,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:20,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 92 states and 249 transitions. [2018-09-30 21:26:20,115 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 249 transitions. [2018-09-30 21:26:20,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 21:26:20,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:20,158 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2018-09-30 21:26:21,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 92 states and 248 transitions. [2018-09-30 21:26:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 248 transitions. [2018-09-30 21:26:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 21:26:21,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 97 states and 272 transitions. [2018-09-30 21:26:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 272 transitions. [2018-09-30 21:26:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 21:26:26,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:26,366 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-09-30 21:26:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 97 states and 271 transitions. [2018-09-30 21:26:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2018-09-30 21:26:27,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 21:26:27,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:33,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:33,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 102 states and 296 transitions. [2018-09-30 21:26:33,275 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 296 transitions. [2018-09-30 21:26:33,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 21:26:33,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:33,321 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2018-09-30 21:26:34,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:34,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 102 states and 295 transitions. [2018-09-30 21:26:34,743 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 295 transitions. [2018-09-30 21:26:34,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 21:26:34,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 107 states and 321 transitions. [2018-09-30 21:26:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 321 transitions. [2018-09-30 21:26:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 21:26:40,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:40,346 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2018-09-30 21:26:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 107 states and 320 transitions. [2018-09-30 21:26:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 320 transitions. [2018-09-30 21:26:41,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 21:26:41,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 112 states and 347 transitions. [2018-09-30 21:26:47,481 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 347 transitions. [2018-09-30 21:26:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 21:26:47,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:47,527 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2018-09-30 21:26:48,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:48,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 112 states and 346 transitions. [2018-09-30 21:26:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 346 transitions. [2018-09-30 21:26:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 21:26:48,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:26:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 117 states and 374 transitions. [2018-09-30 21:26:54,715 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 374 transitions. [2018-09-30 21:26:54,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 21:26:54,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2018-09-30 21:26:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:26:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 117 states and 373 transitions. [2018-09-30 21:26:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 373 transitions. [2018-09-30 21:26:56,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 21:26:56,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:26:56,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:26:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 122 states and 402 transitions. [2018-09-30 21:27:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2018-09-30 21:27:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 21:27:02,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2018-09-30 21:27:05,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 122 states and 401 transitions. [2018-09-30 21:27:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 401 transitions. [2018-09-30 21:27:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 21:27:05,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:06,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:12,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 127 states and 431 transitions. [2018-09-30 21:27:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 431 transitions. [2018-09-30 21:27:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 21:27:12,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:12,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2018-09-30 21:27:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:13,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 127 states and 430 transitions. [2018-09-30 21:27:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 430 transitions. [2018-09-30 21:27:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 21:27:13,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:15,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:18,950 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-30 21:27:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:24,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 132 states and 461 transitions. [2018-09-30 21:27:24,740 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 461 transitions. [2018-09-30 21:27:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 21:27:24,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:24,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2018-09-30 21:27:26,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 132 states and 460 transitions. [2018-09-30 21:27:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 460 transitions. [2018-09-30 21:27:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 21:27:26,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:28,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:33,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:33,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 137 states and 492 transitions. [2018-09-30 21:27:33,776 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 492 transitions. [2018-09-30 21:27:33,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 21:27:33,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:33,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2018-09-30 21:27:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 137 states and 491 transitions. [2018-09-30 21:27:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 491 transitions. [2018-09-30 21:27:35,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 21:27:35,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:36,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:42,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 142 states and 524 transitions. [2018-09-30 21:27:42,366 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 524 transitions. [2018-09-30 21:27:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 21:27:42,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:42,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2018-09-30 21:27:44,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 142 states and 523 transitions. [2018-09-30 21:27:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 523 transitions. [2018-09-30 21:27:44,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 21:27:44,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:27:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:51,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 147 states and 557 transitions. [2018-09-30 21:27:51,175 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 557 transitions. [2018-09-30 21:27:51,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 21:27:51,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2018-09-30 21:27:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:27:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 147 states and 556 transitions. [2018-09-30 21:27:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 556 transitions. [2018-09-30 21:27:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-30 21:27:53,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:27:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:27:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:00,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:00,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 152 states and 591 transitions. [2018-09-30 21:28:00,424 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 591 transitions. [2018-09-30 21:28:00,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-30 21:28:00,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:00,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2018-09-30 21:28:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:02,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 152 states and 590 transitions. [2018-09-30 21:28:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 590 transitions. [2018-09-30 21:28:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 21:28:02,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:03,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:09,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 157 states and 626 transitions. [2018-09-30 21:28:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 626 transitions. [2018-09-30 21:28:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 21:28:09,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:09,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1946 trivial. 0 not checked. [2018-09-30 21:28:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 157 states and 625 transitions. [2018-09-30 21:28:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 625 transitions. [2018-09-30 21:28:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 21:28:11,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:12,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:19,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 162 states and 662 transitions. [2018-09-30 21:28:19,335 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 662 transitions. [2018-09-30 21:28:19,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-30 21:28:19,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2018-09-30 21:28:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 162 states and 661 transitions. [2018-09-30 21:28:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 661 transitions. [2018-09-30 21:28:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 21:28:21,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:29,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 167 states and 699 transitions. [2018-09-30 21:28:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 699 transitions. [2018-09-30 21:28:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 21:28:29,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:29,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2235 trivial. 0 not checked. [2018-09-30 21:28:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 167 states and 698 transitions. [2018-09-30 21:28:31,355 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 698 transitions. [2018-09-30 21:28:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-30 21:28:31,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:32,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:39,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:39,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 172 states and 737 transitions. [2018-09-30 21:28:39,499 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 737 transitions. [2018-09-30 21:28:39,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-30 21:28:39,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:39,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2018-09-30 21:28:41,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 172 states and 736 transitions. [2018-09-30 21:28:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 736 transitions. [2018-09-30 21:28:41,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 21:28:41,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:42,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2449 backedges. 0 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:28:50,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 177 states and 776 transitions. [2018-09-30 21:28:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 776 transitions. [2018-09-30 21:28:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 21:28:50,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2576 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2544 trivial. 0 not checked. [2018-09-30 21:28:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:28:52,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 177 states and 775 transitions. [2018-09-30 21:28:52,209 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 775 transitions. [2018-09-30 21:28:52,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-30 21:28:52,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:28:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:28:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2608 backedges. 0 proven. 2608 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 182 states and 816 transitions. [2018-09-30 21:29:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 816 transitions. [2018-09-30 21:29:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-30 21:29:00,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:00,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2706 trivial. 0 not checked. [2018-09-30 21:29:02,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:03,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 182 states and 815 transitions. [2018-09-30 21:29:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 815 transitions. [2018-09-30 21:29:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 21:29:03,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2772 backedges. 0 proven. 2772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:29:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:11,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 187 states and 857 transitions. [2018-09-30 21:29:11,867 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 857 transitions. [2018-09-30 21:29:11,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-30 21:29:11,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2907 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2018-09-30 21:29:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:29:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 187 states and 856 transitions. [2018-09-30 21:29:14,086 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 856 transitions. [2018-09-30 21:29:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-30 21:29:14,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:29:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:29:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2941 backedges. 0 proven. 2941 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 21:29:18,641 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:29:18,644 INFO L168 Benchmark]: Toolchain (without parser) took 241993.38 ms. Allocated memory was 1.6 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -912.7 MB). Peak memory consumption was 921.3 MB. Max. memory is 7.1 GB. [2018-09-30 21:29:18,644 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:29:18,645 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.12 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:29:18,645 INFO L168 Benchmark]: Boogie Preprocessor took 29.82 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 21:29:18,646 INFO L168 Benchmark]: RCFGBuilder took 578.09 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:29:18,646 INFO L168 Benchmark]: CodeCheck took 241316.49 ms. Allocated memory was 1.6 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -933.8 MB). Peak memory consumption was 900.1 MB. Max. memory is 7.1 GB. [2018-09-30 21:29:18,650 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1184 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.12 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.82 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 578.09 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241316.49 ms. Allocated memory was 1.6 GB in the beginning and 3.4 GB in the end (delta: 1.8 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -933.8 MB). Peak memory consumption was 900.1 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/PointerIncrement.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-29-18-660.csv Completed graceful shutdown