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-simplified02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 22:13:11,553 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 22:13:11,555 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 22:13:11,572 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 22:13:11,573 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 22:13:11,574 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 22:13:11,575 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 22:13:11,576 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 22:13:11,578 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 22:13:11,579 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 22:13:11,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 22:13:11,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 22:13:11,581 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 22:13:11,582 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 22:13:11,583 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 22:13:11,584 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 22:13:11,584 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 22:13:11,586 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 22:13:11,588 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 22:13:11,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 22:13:11,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 22:13:11,592 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 22:13:11,596 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 22:13:11,597 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 22:13:11,597 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 22:13:11,598 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 22:13:11,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 22:13:11,605 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 22:13:11,606 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 22:13:11,607 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 22:13:11,607 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 22:13:11,608 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 22:13:11,608 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 22:13:11,608 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 22:13:11,609 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 22:13:11,612 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 22:13:11,612 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 [2018-09-23 22:13:11,639 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 22:13:11,639 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 22:13:11,640 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 22:13:11,640 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 22:13:11,640 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 22:13:11,641 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 22:13:11,641 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 22:13:11,641 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 22:13:11,641 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 22:13:11,641 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 22:13:11,642 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 22:13:11,642 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 22:13:11,642 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 22:13:11,642 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 22:13:11,642 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 22:13:11,643 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 22:13:11,643 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 22:13:11,643 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 22:13:11,643 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 22:13:11,643 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 22:13:11,644 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 22:13:11,644 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 22:13:11,644 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 22:13:11,644 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 22:13:11,644 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 22:13:11,645 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 22:13:11,645 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 22:13:11,645 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 22:13:11,645 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 22:13:11,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 22:13:11,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 22:13:11,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 22:13:11,709 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 22:13:11,710 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 22:13:11,710 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl [2018-09-23 22:13:11,711 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl' [2018-09-23 22:13:11,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 22:13:11,794 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 22:13:11,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 22:13:11,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 22:13:11,795 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 22:13:11,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,839 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 22:13:11,840 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 22:13:11,840 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 22:13:11,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 22:13:11,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 22:13:11,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 22:13:11,858 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 22:13:11,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (1/1) ... [2018-09-23 22:13:11,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 22:13:11,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 22:13:11,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 22:13:11,883 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 22:13:11,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 10:13:11" (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 [2018-09-23 22:13:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 22:13:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 22:13:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2018-09-23 22:13:12,252 INFO L351 CfgBuilder]: Using library mode [2018-09-23 22:13:12,253 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:13:12 BoogieIcfgContainer [2018-09-23 22:13:12,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 22:13:12,254 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 22:13:12,254 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 22:13:12,287 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 22:13:12,288 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 10:13:12" (1/1) ... [2018-09-23 22:13:12,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 22:13:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:12,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-23 22:13:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-23 22:13:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 22:13:12,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:12,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:12,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-09-23 22:13:12,846 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-09-23 22:13:12,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 22:13:12,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:13,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-09-23 22:13:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-09-23 22:13:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 22:13:13,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:13,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-09-23 22:13:13,723 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-09-23 22:13:13,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 22:13:13,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:14,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:14,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2018-09-23 22:13:14,190 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2018-09-23 22:13:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 22:13:14,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:14,271 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:14,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2018-09-23 22:13:14,471 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2018-09-23 22:13:14,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 22:13:14,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:14,591 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:14,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2018-09-23 22:13:14,806 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2018-09-23 22:13:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 22:13:14,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2018-09-23 22:13:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-09-23 22:13:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 22:13:15,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:15,610 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2018-09-23 22:13:15,782 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2018-09-23 22:13:15,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 22:13:15,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:15,879 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:16,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2018-09-23 22:13:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2018-09-23 22:13:16,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-23 22:13:16,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:16,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2018-09-23 22:13:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2018-09-23 22:13:16,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 22:13:16,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:16,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2018-09-23 22:13:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2018-09-23 22:13:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-23 22:13:16,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:16,826 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:17,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2018-09-23 22:13:17,054 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2018-09-23 22:13:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 22:13:17,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:17,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:17,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2018-09-23 22:13:17,613 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2018-09-23 22:13:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-23 22:13:17,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:18,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:18,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2018-09-23 22:13:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2018-09-23 22:13:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 22:13:18,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:18,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2018-09-23 22:13:18,882 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2018-09-23 22:13:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 22:13:18,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:19,056 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:19,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-09-23 22:13:19,477 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-09-23 22:13:19,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 22:13:19,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:19,820 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2018-09-23 22:13:20,152 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2018-09-23 22:13:20,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 22:13:20,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:20,536 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:21,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:21,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2018-09-23 22:13:21,826 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2018-09-23 22:13:21,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 22:13:21,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:22,704 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:23,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2018-09-23 22:13:23,183 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2018-09-23 22:13:23,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-23 22:13:23,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:23,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2018-09-23 22:13:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2018-09-23 22:13:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 22:13:23,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2018-09-23 22:13:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2018-09-23 22:13:25,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-23 22:13:25,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:26,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2018-09-23 22:13:26,308 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2018-09-23 22:13:26,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 22:13:26,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:27,206 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:27,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:27,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2018-09-23 22:13:27,435 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2018-09-23 22:13:27,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-23 22:13:27,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:27,573 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:27,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 79 states and 104 transitions. [2018-09-23 22:13:27,792 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2018-09-23 22:13:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 22:13:27,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:27,925 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:28,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2018-09-23 22:13:28,437 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2018-09-23 22:13:28,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 22:13:28,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 0 proven. 975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:28,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:28,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2018-09-23 22:13:28,915 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2018-09-23 22:13:28,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 22:13:28,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:30,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2018-09-23 22:13:30,238 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2018-09-23 22:13:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 22:13:30,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 91 states and 120 transitions. [2018-09-23 22:13:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 120 transitions. [2018-09-23 22:13:30,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 22:13:30,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 1218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 94 states and 124 transitions. [2018-09-23 22:13:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 124 transitions. [2018-09-23 22:13:31,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-23 22:13:31,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:31,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 0 proven. 1305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:32,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 128 transitions. [2018-09-23 22:13:32,118 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2018-09-23 22:13:32,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 22:13:32,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:32,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 0 proven. 1395 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:32,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:32,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 100 states and 132 transitions. [2018-09-23 22:13:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 132 transitions. [2018-09-23 22:13:32,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-23 22:13:32,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:32,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 0 proven. 1488 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:33,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 136 transitions. [2018-09-23 22:13:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2018-09-23 22:13:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 22:13:33,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 1584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:33,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:33,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2018-09-23 22:13:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2018-09-23 22:13:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-23 22:13:33,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:33,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 0 proven. 1683 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:34,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 109 states and 144 transitions. [2018-09-23 22:13:34,308 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 144 transitions. [2018-09-23 22:13:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-23 22:13:34,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 0 proven. 1785 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:34,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 112 states and 148 transitions. [2018-09-23 22:13:34,805 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 148 transitions. [2018-09-23 22:13:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-23 22:13:34,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:35,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 115 states and 152 transitions. [2018-09-23 22:13:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2018-09-23 22:13:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-23 22:13:35,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:35,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1998 backedges. 0 proven. 1998 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:36,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:36,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 156 transitions. [2018-09-23 22:13:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2018-09-23 22:13:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-23 22:13:36,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:36,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2109 backedges. 0 proven. 2109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:36,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:36,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2018-09-23 22:13:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2018-09-23 22:13:36,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-23 22:13:36,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2223 backedges. 0 proven. 2223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:41,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 124 states and 164 transitions. [2018-09-23 22:13:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 164 transitions. [2018-09-23 22:13:41,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-23 22:13:41,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 0 proven. 2340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:43,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:43,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 168 transitions. [2018-09-23 22:13:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 168 transitions. [2018-09-23 22:13:43,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-23 22:13:43,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:43,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2460 backedges. 0 proven. 2460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 130 states and 172 transitions. [2018-09-23 22:13:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 172 transitions. [2018-09-23 22:13:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-23 22:13:43,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:44,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2583 backedges. 0 proven. 2583 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 133 states and 176 transitions. [2018-09-23 22:13:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 176 transitions. [2018-09-23 22:13:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-23 22:13:44,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:45,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2709 backedges. 0 proven. 2709 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:45,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 136 states and 180 transitions. [2018-09-23 22:13:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 180 transitions. [2018-09-23 22:13:45,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-23 22:13:45,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2838 backedges. 0 proven. 2838 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:46,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:46,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 139 states and 184 transitions. [2018-09-23 22:13:46,496 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 184 transitions. [2018-09-23 22:13:46,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-23 22:13:46,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:47,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:47,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 142 states and 188 transitions. [2018-09-23 22:13:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 188 transitions. [2018-09-23 22:13:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-23 22:13:47,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:47,537 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 0 proven. 3105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:47,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:47,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 145 states and 192 transitions. [2018-09-23 22:13:47,812 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 192 transitions. [2018-09-23 22:13:47,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-23 22:13:47,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:48,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3243 backedges. 0 proven. 3243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:48,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 148 states and 196 transitions. [2018-09-23 22:13:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 196 transitions. [2018-09-23 22:13:48,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-23 22:13:48,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:49,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3384 backedges. 0 proven. 3384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:49,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 151 states and 200 transitions. [2018-09-23 22:13:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 200 transitions. [2018-09-23 22:13:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-23 22:13:49,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3528 backedges. 0 proven. 3528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:50,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 154 states and 204 transitions. [2018-09-23 22:13:50,002 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2018-09-23 22:13:50,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-23 22:13:50,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:50,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3675 backedges. 0 proven. 3675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 157 states and 208 transitions. [2018-09-23 22:13:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 208 transitions. [2018-09-23 22:13:50,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-23 22:13:50,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 0 proven. 3825 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:51,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 160 states and 212 transitions. [2018-09-23 22:13:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 212 transitions. [2018-09-23 22:13:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-23 22:13:51,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:51,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3978 backedges. 0 proven. 3978 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:52,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:52,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 163 states and 216 transitions. [2018-09-23 22:13:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 216 transitions. [2018-09-23 22:13:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-23 22:13:52,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4134 backedges. 0 proven. 4134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 166 states and 220 transitions. [2018-09-23 22:13:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 220 transitions. [2018-09-23 22:13:52,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-23 22:13:52,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:53,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4293 backedges. 0 proven. 4293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:54,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:54,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 169 states and 224 transitions. [2018-09-23 22:13:54,049 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 224 transitions. [2018-09-23 22:13:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-23 22:13:54,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4455 backedges. 0 proven. 4455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:54,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:54,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 172 states and 228 transitions. [2018-09-23 22:13:54,686 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 228 transitions. [2018-09-23 22:13:54,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-23 22:13:54,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:55,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4620 backedges. 0 proven. 4620 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:55,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2018-09-23 22:13:55,513 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2018-09-23 22:13:55,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-23 22:13:55,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4788 backedges. 0 proven. 4788 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:56,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 178 states and 236 transitions. [2018-09-23 22:13:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 236 transitions. [2018-09-23 22:13:56,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-23 22:13:56,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4959 backedges. 0 proven. 4959 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:56,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:56,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 181 states and 240 transitions. [2018-09-23 22:13:56,749 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 240 transitions. [2018-09-23 22:13:56,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-23 22:13:56,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:57,082 INFO L134 CoverageAnalysis]: Checked inductivity of 5133 backedges. 0 proven. 5133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 184 states and 244 transitions. [2018-09-23 22:13:57,546 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 244 transitions. [2018-09-23 22:13:57,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-23 22:13:57,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:57,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5310 backedges. 0 proven. 5310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:58,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 187 states and 248 transitions. [2018-09-23 22:13:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 248 transitions. [2018-09-23 22:13:58,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-23 22:13:58,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:58,604 INFO L134 CoverageAnalysis]: Checked inductivity of 5490 backedges. 0 proven. 5490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:59,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 190 states and 252 transitions. [2018-09-23 22:13:59,269 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 252 transitions. [2018-09-23 22:13:59,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-23 22:13:59,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:13:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 5673 backedges. 0 proven. 5673 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:13:59,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:13:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 193 states and 256 transitions. [2018-09-23 22:13:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 256 transitions. [2018-09-23 22:13:59,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-23 22:13:59,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:13:59,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 5859 backedges. 0 proven. 5859 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:00,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 196 states and 260 transitions. [2018-09-23 22:14:00,586 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 260 transitions. [2018-09-23 22:14:00,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-23 22:14:00,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6048 backedges. 0 proven. 6048 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:01,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2018-09-23 22:14:01,521 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2018-09-23 22:14:01,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-23 22:14:01,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:01,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6240 backedges. 0 proven. 6240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 202 states and 268 transitions. [2018-09-23 22:14:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 268 transitions. [2018-09-23 22:14:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-23 22:14:02,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 6435 backedges. 0 proven. 6435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:02,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 205 states and 272 transitions. [2018-09-23 22:14:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 272 transitions. [2018-09-23 22:14:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-23 22:14:03,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6633 backedges. 0 proven. 6633 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:03,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 208 states and 276 transitions. [2018-09-23 22:14:03,685 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 276 transitions. [2018-09-23 22:14:03,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-23 22:14:03,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:04,100 INFO L134 CoverageAnalysis]: Checked inductivity of 6834 backedges. 0 proven. 6834 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 211 states and 280 transitions. [2018-09-23 22:14:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 280 transitions. [2018-09-23 22:14:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-23 22:14:04,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:04,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7038 backedges. 0 proven. 7038 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:05,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 214 states and 284 transitions. [2018-09-23 22:14:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 284 transitions. [2018-09-23 22:14:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-23 22:14:05,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:05,551 INFO L134 CoverageAnalysis]: Checked inductivity of 7245 backedges. 0 proven. 7245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:06,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 217 states and 288 transitions. [2018-09-23 22:14:06,009 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 288 transitions. [2018-09-23 22:14:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-23 22:14:06,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:06,284 INFO L134 CoverageAnalysis]: Checked inductivity of 7455 backedges. 0 proven. 7455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:06,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 220 states and 292 transitions. [2018-09-23 22:14:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 292 transitions. [2018-09-23 22:14:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-23 22:14:06,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 7668 backedges. 0 proven. 7668 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 223 states and 296 transitions. [2018-09-23 22:14:07,546 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 296 transitions. [2018-09-23 22:14:07,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-23 22:14:07,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:07,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7884 backedges. 0 proven. 7884 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:08,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 226 states and 300 transitions. [2018-09-23 22:14:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 300 transitions. [2018-09-23 22:14:08,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-23 22:14:08,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:08,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8103 backedges. 0 proven. 8103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 229 states and 304 transitions. [2018-09-23 22:14:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 304 transitions. [2018-09-23 22:14:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-23 22:14:09,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8325 backedges. 0 proven. 8325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:10,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 232 states and 308 transitions. [2018-09-23 22:14:10,169 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 308 transitions. [2018-09-23 22:14:10,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-09-23 22:14:10,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:10,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8550 backedges. 0 proven. 8550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:11,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 235 states and 312 transitions. [2018-09-23 22:14:11,143 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 312 transitions. [2018-09-23 22:14:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-09-23 22:14:11,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:11,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:11,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 238 states and 316 transitions. [2018-09-23 22:14:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 316 transitions. [2018-09-23 22:14:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-23 22:14:11,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 9009 backedges. 0 proven. 9009 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 241 states and 320 transitions. [2018-09-23 22:14:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 320 transitions. [2018-09-23 22:14:12,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-23 22:14:12,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 9243 backedges. 0 proven. 9243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 244 states and 324 transitions. [2018-09-23 22:14:13,807 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 324 transitions. [2018-09-23 22:14:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-09-23 22:14:13,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 9480 backedges. 0 proven. 9480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 247 states and 328 transitions. [2018-09-23 22:14:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 328 transitions. [2018-09-23 22:14:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-09-23 22:14:15,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 9720 backedges. 0 proven. 9720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:16,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:16,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 250 states and 332 transitions. [2018-09-23 22:14:16,186 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 332 transitions. [2018-09-23 22:14:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-09-23 22:14:16,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:16,511 INFO L134 CoverageAnalysis]: Checked inductivity of 9963 backedges. 0 proven. 9963 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:17,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 253 states and 336 transitions. [2018-09-23 22:14:17,010 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 336 transitions. [2018-09-23 22:14:17,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-09-23 22:14:17,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 10209 backedges. 0 proven. 10209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:17,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:17,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 256 states and 340 transitions. [2018-09-23 22:14:17,975 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 340 transitions. [2018-09-23 22:14:17,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-09-23 22:14:17,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:18,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10458 backedges. 0 proven. 10458 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:18,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:18,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 259 states and 344 transitions. [2018-09-23 22:14:18,890 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 344 transitions. [2018-09-23 22:14:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-09-23 22:14:18,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:19,298 INFO L134 CoverageAnalysis]: Checked inductivity of 10710 backedges. 0 proven. 10710 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:19,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:19,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 262 states and 348 transitions. [2018-09-23 22:14:19,856 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 348 transitions. [2018-09-23 22:14:19,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-09-23 22:14:19,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 10965 backedges. 0 proven. 10965 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:20,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 265 states and 352 transitions. [2018-09-23 22:14:20,764 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 352 transitions. [2018-09-23 22:14:20,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-09-23 22:14:20,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 11223 backedges. 0 proven. 11223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 268 states and 356 transitions. [2018-09-23 22:14:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 356 transitions. [2018-09-23 22:14:21,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-09-23 22:14:21,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 11484 backedges. 0 proven. 11484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:22,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:22,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 271 states and 360 transitions. [2018-09-23 22:14:22,810 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 360 transitions. [2018-09-23 22:14:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-09-23 22:14:22,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11748 backedges. 0 proven. 11748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:23,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 274 states and 364 transitions. [2018-09-23 22:14:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 364 transitions. [2018-09-23 22:14:23,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-09-23 22:14:23,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:24,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12015 backedges. 0 proven. 12015 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 277 states and 368 transitions. [2018-09-23 22:14:25,034 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 368 transitions. [2018-09-23 22:14:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-09-23 22:14:25,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12285 backedges. 0 proven. 12285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:26,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 280 states and 372 transitions. [2018-09-23 22:14:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 372 transitions. [2018-09-23 22:14:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-09-23 22:14:26,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:26,417 INFO L134 CoverageAnalysis]: Checked inductivity of 12558 backedges. 0 proven. 12558 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:26,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 283 states and 376 transitions. [2018-09-23 22:14:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 376 transitions. [2018-09-23 22:14:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-09-23 22:14:26,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:27,435 INFO L134 CoverageAnalysis]: Checked inductivity of 12834 backedges. 0 proven. 12834 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:27,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 286 states and 380 transitions. [2018-09-23 22:14:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 380 transitions. [2018-09-23 22:14:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-09-23 22:14:28,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 13113 backedges. 0 proven. 13113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:29,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 289 states and 384 transitions. [2018-09-23 22:14:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 384 transitions. [2018-09-23 22:14:29,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-09-23 22:14:29,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:29,666 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 0 proven. 13395 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:30,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 292 states and 388 transitions. [2018-09-23 22:14:30,260 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 388 transitions. [2018-09-23 22:14:30,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-09-23 22:14:30,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 13680 backedges. 0 proven. 13680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:31,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 295 states and 392 transitions. [2018-09-23 22:14:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 392 transitions. [2018-09-23 22:14:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-09-23 22:14:31,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 13968 backedges. 0 proven. 13968 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:32,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 298 states and 396 transitions. [2018-09-23 22:14:32,245 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 396 transitions. [2018-09-23 22:14:32,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-09-23 22:14:32,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14259 backedges. 0 proven. 14259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:33,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:33,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 301 states and 400 transitions. [2018-09-23 22:14:33,405 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 400 transitions. [2018-09-23 22:14:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-09-23 22:14:33,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 14553 backedges. 0 proven. 14553 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:34,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 304 states and 404 transitions. [2018-09-23 22:14:34,397 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 404 transitions. [2018-09-23 22:14:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-09-23 22:14:34,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:14:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 14850 backedges. 0 proven. 14850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:14:35,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:14:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 307 states and 407 transitions. [2018-09-23 22:14:35,676 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 407 transitions. [2018-09-23 22:14:35,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-09-23 22:14:35,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:14:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:15:00,757 INFO L134 CoverageAnalysis]: Checked inductivity of 15150 backedges. 14752 proven. 398 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:17:04,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:17:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 609 states and 811 transitions. [2018-09-23 22:17:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 811 transitions. [2018-09-23 22:17:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-09-23 22:17:04,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:17:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-23 22:17:12,964 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-23 22:17:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:17:13,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 22:17:13,132 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 22:17:13,132 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:17:13,134 INFO L168 Benchmark]: Toolchain (without parser) took 241343.50 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 625.8 MB. Max. memory is 7.1 GB. [2018-09-23 22:17:13,135 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:17:13,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.83 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. [2018-09-23 22:17:13,136 INFO L168 Benchmark]: Boogie Preprocessor took 24.67 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. [2018-09-23 22:17:13,137 INFO L168 Benchmark]: RCFGBuilder took 370.38 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. [2018-09-23 22:17:13,138 INFO L168 Benchmark]: CodeCheck took 240879.64 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 604.7 MB. Max. memory is 7.1 GB. [2018-09-23 22:17:13,141 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 TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1038 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 62.83 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 24.67 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 370.38 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 240879.64 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 604.7 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-simplified02.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_22-17-13-153.csv Completed graceful shutdown