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/20170304-DifficultPathPrograms/nested1.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 21:14:20,088 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 21:14:20,091 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 21:14:20,107 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 21:14:20,108 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 21:14:20,109 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 21:14:20,113 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 21:14:20,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 21:14:20,117 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 21:14:20,119 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 21:14:20,120 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 21:14:20,120 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 21:14:20,122 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 21:14:20,123 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 21:14:20,131 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 21:14:20,133 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 21:14:20,136 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 21:14:20,138 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 21:14:20,142 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 21:14:20,147 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 21:14:20,150 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 21:14:20,151 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 21:14:20,155 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 21:14:20,155 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 21:14:20,156 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 21:14:20,157 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 21:14:20,157 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 21:14:20,158 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 21:14:20,159 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 21:14:20,160 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 21:14:20,160 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 21:14:20,161 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 21:14:20,161 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 21:14:20,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 21:14:20,163 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 21:14:20,164 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 21:14:20,164 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 21:14:20,181 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 21:14:20,181 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 21:14:20,182 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 21:14:20,182 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 21:14:20,183 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 21:14:20,183 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 21:14:20,184 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 21:14:20,184 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 21:14:20,184 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 21:14:20,184 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 21:14:20,184 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 21:14:20,185 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 21:14:20,185 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 21:14:20,185 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 21:14:20,185 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 21:14:20,185 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 21:14:20,186 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 21:14:20,186 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 21:14:20,186 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 21:14:20,186 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 21:14:20,186 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 21:14:20,187 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:14:20,187 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 21:14:20,187 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 21:14:20,187 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 21:14:20,187 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 21:14:20,188 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 21:14:20,188 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 21:14:20,188 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 21:14:20,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 21:14:20,246 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 21:14:20,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 21:14:20,254 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 21:14:20,255 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 21:14:20,256 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested1.i_4.bpl [2018-09-30 21:14:20,256 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested1.i_4.bpl' [2018-09-30 21:14:20,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 21:14:20,330 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 21:14:20,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 21:14:20,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 21:14:20,331 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 21:14:20,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 21:14:20,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 21:14:20,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 21:14:20,375 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 21:14:20,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 21:14:20,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 21:14:20,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 21:14:20,396 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 21:14:20,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 09:14:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 21:14:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 21:14:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 21:14:20,644 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 21:14:20,644 INFO L202 PluginConnector]: Adding new model nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:14:20 BoogieIcfgContainer [2018-09-30 21:14:20,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 21:14:20,645 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 21:14:20,645 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 21:14:20,657 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 21:14:20,657 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "nested1.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 09:14:20" (1/1) ... [2018-09-30 21:14:20,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 21:14:20,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-09-30 21:14:20,715 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-09-30 21:14:20,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 21:14:20,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:21,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-09-30 21:14:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-09-30 21:14:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 21:14:21,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2018-09-30 21:14:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2018-09-30 21:14:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 21:14:21,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:21,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 21:14:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-09-30 21:14:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-09-30 21:14:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 21:14:21,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-30 21:14:22,655 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-30 21:14:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:23,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2018-09-30 21:14:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2018-09-30 21:14:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 21:14:23,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-30 21:14:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2018-09-30 21:14:23,433 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2018-09-30 21:14:23,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 21:14:23,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-09-30 21:14:23,904 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-30 21:14:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:23,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2018-09-30 21:14:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2018-09-30 21:14:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 21:14:24,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:24,187 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-09-30 21:14:25,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2018-09-30 21:14:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2018-09-30 21:14:25,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 21:14:25,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 70 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-09-30 21:14:25,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2018-09-30 21:14:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-09-30 21:14:25,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 21:14:25,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 12 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-09-30 21:14:25,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:25,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2018-09-30 21:14:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2018-09-30 21:14:25,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 21:14:25,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:26,178 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-30 21:14:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2018-09-30 21:14:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2018-09-30 21:14:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 21:14:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-09-30 21:14:29,261 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-09-30 21:14:30,051 WARN L178 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-09-30 21:14:30,952 WARN L178 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-09-30 21:14:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 59 states and 65 transitions. [2018-09-30 21:14:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2018-09-30 21:14:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 21:14:30,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 322 proven. 12 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-09-30 21:14:31,490 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 9 [2018-09-30 21:14:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:31,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 61 states and 67 transitions. [2018-09-30 21:14:31,666 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2018-09-30 21:14:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 21:14:31,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 452 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-09-30 21:14:32,392 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-09-30 21:14:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2018-09-30 21:14:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2018-09-30 21:14:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 21:14:33,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 448 proven. 12 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-09-30 21:14:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:34,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2018-09-30 21:14:34,113 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2018-09-30 21:14:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 21:14:34,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 0 proven. 694 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-09-30 21:14:36,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 83 states and 91 transitions. [2018-09-30 21:14:36,433 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2018-09-30 21:14:36,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 21:14:36,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:36,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1048 backedges. 574 proven. 12 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2018-09-30 21:14:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:36,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 85 states and 93 transitions. [2018-09-30 21:14:36,785 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2018-09-30 21:14:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 21:14:36,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:37,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 0 proven. 988 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-09-30 21:14:39,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:39,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 95 states and 104 transitions. [2018-09-30 21:14:39,355 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 104 transitions. [2018-09-30 21:14:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 21:14:39,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 700 proven. 12 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2018-09-30 21:14:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:40,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 97 states and 106 transitions. [2018-09-30 21:14:40,028 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 106 transitions. [2018-09-30 21:14:40,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 21:14:40,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:40,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1478 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-09-30 21:14:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 107 states and 117 transitions. [2018-09-30 21:14:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 117 transitions. [2018-09-30 21:14:43,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 21:14:43,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:43,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 826 proven. 12 refuted. 0 times theorem prover too weak. 974 trivial. 0 not checked. [2018-09-30 21:14:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 109 states and 119 transitions. [2018-09-30 21:14:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 119 transitions. [2018-09-30 21:14:43,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 21:14:43,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1896 backedges. 0 proven. 1732 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-09-30 21:14:47,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:47,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 119 states and 130 transitions. [2018-09-30 21:14:47,068 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 130 transitions. [2018-09-30 21:14:47,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 21:14:47,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2272 backedges. 952 proven. 12 refuted. 0 times theorem prover too weak. 1308 trivial. 0 not checked. [2018-09-30 21:14:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:47,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 121 states and 132 transitions. [2018-09-30 21:14:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 132 transitions. [2018-09-30 21:14:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 21:14:47,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2366 backedges. 0 proven. 2182 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-09-30 21:14:50,649 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-09-30 21:14:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:51,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 131 states and 143 transitions. [2018-09-30 21:14:51,622 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2018-09-30 21:14:51,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 21:14:51,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2784 backedges. 1078 proven. 12 refuted. 0 times theorem prover too weak. 1694 trivial. 0 not checked. [2018-09-30 21:14:52,475 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 9 [2018-09-30 21:14:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 133 states and 145 transitions. [2018-09-30 21:14:52,870 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 145 transitions. [2018-09-30 21:14:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 21:14:52,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2888 backedges. 0 proven. 2684 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-09-30 21:14:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 143 states and 156 transitions. [2018-09-30 21:14:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 156 transitions. [2018-09-30 21:14:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 21:14:57,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:57,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3348 backedges. 1204 proven. 12 refuted. 0 times theorem prover too weak. 2132 trivial. 0 not checked. [2018-09-30 21:14:57,950 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 9 [2018-09-30 21:14:58,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:14:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 145 states and 158 transitions. [2018-09-30 21:14:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 158 transitions. [2018-09-30 21:14:58,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 21:14:58,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:14:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:14:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3462 backedges. 0 proven. 3238 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-09-30 21:15:02,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 155 states and 169 transitions. [2018-09-30 21:15:02,690 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 169 transitions. [2018-09-30 21:15:02,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 21:15:02,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 3964 backedges. 1330 proven. 12 refuted. 0 times theorem prover too weak. 2622 trivial. 0 not checked. [2018-09-30 21:15:03,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 157 states and 171 transitions. [2018-09-30 21:15:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 171 transitions. [2018-09-30 21:15:03,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-30 21:15:03,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4088 backedges. 0 proven. 3844 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2018-09-30 21:15:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:08,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 167 states and 182 transitions. [2018-09-30 21:15:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 182 transitions. [2018-09-30 21:15:08,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-30 21:15:08,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:08,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4632 backedges. 1456 proven. 12 refuted. 0 times theorem prover too weak. 3164 trivial. 0 not checked. [2018-09-30 21:15:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 169 states and 184 transitions. [2018-09-30 21:15:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 184 transitions. [2018-09-30 21:15:08,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-30 21:15:08,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:12,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4766 backedges. 0 proven. 4502 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-09-30 21:15:14,201 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-09-30 21:15:17,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:17,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 179 states and 195 transitions. [2018-09-30 21:15:17,809 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 195 transitions. [2018-09-30 21:15:17,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-30 21:15:17,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:17,862 INFO L134 CoverageAnalysis]: Checked inductivity of 5352 backedges. 1582 proven. 12 refuted. 0 times theorem prover too weak. 3758 trivial. 0 not checked. [2018-09-30 21:15:18,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:18,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 181 states and 197 transitions. [2018-09-30 21:15:18,525 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 197 transitions. [2018-09-30 21:15:18,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-09-30 21:15:18,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:19,009 INFO L134 CoverageAnalysis]: Checked inductivity of 5496 backedges. 0 proven. 5212 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-09-30 21:15:24,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:24,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 191 states and 208 transitions. [2018-09-30 21:15:24,058 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 208 transitions. [2018-09-30 21:15:24,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-30 21:15:24,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:24,110 INFO L134 CoverageAnalysis]: Checked inductivity of 6124 backedges. 1708 proven. 12 refuted. 0 times theorem prover too weak. 4404 trivial. 0 not checked. [2018-09-30 21:15:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 193 states and 210 transitions. [2018-09-30 21:15:24,924 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 210 transitions. [2018-09-30 21:15:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-09-30 21:15:24,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:25,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6278 backedges. 0 proven. 5974 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2018-09-30 21:15:28,902 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-09-30 21:15:29,765 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-09-30 21:15:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:30,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 203 states and 221 transitions. [2018-09-30 21:15:30,818 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 221 transitions. [2018-09-30 21:15:30,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-30 21:15:30,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:30,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6948 backedges. 1834 proven. 12 refuted. 0 times theorem prover too weak. 5102 trivial. 0 not checked. [2018-09-30 21:15:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 205 states and 223 transitions. [2018-09-30 21:15:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 223 transitions. [2018-09-30 21:15:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-09-30 21:15:31,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:32,620 INFO L134 CoverageAnalysis]: Checked inductivity of 7112 backedges. 0 proven. 6788 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2018-09-30 21:15:34,990 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-09-30 21:15:36,528 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-09-30 21:15:37,411 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-09-30 21:15:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:38,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 215 states and 234 transitions. [2018-09-30 21:15:38,578 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 234 transitions. [2018-09-30 21:15:38,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-30 21:15:38,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:38,635 INFO L134 CoverageAnalysis]: Checked inductivity of 7824 backedges. 1960 proven. 12 refuted. 0 times theorem prover too weak. 5852 trivial. 0 not checked. [2018-09-30 21:15:39,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 217 states and 236 transitions. [2018-09-30 21:15:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 236 transitions. [2018-09-30 21:15:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-09-30 21:15:39,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 7998 backedges. 0 proven. 7654 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-09-30 21:15:42,069 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-09-30 21:15:44,581 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-30 21:15:45,650 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 21:15:46,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:46,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 227 states and 247 transitions. [2018-09-30 21:15:46,923 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 247 transitions. [2018-09-30 21:15:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-30 21:15:46,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8752 backedges. 2086 proven. 12 refuted. 0 times theorem prover too weak. 6654 trivial. 0 not checked. [2018-09-30 21:15:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 229 states and 249 transitions. [2018-09-30 21:15:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 249 transitions. [2018-09-30 21:15:47,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-30 21:15:47,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:48,303 INFO L134 CoverageAnalysis]: Checked inductivity of 8936 backedges. 0 proven. 8572 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-09-30 21:15:48,872 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-09-30 21:15:49,762 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-09-30 21:15:50,233 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-09-30 21:15:51,166 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-09-30 21:15:51,557 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-09-30 21:15:52,431 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-09-30 21:15:52,904 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-30 21:15:53,910 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-30 21:15:54,505 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-09-30 21:15:55,271 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-09-30 21:15:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 239 states and 260 transitions. [2018-09-30 21:15:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 260 transitions. [2018-09-30 21:15:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-30 21:15:55,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 9732 backedges. 2212 proven. 12 refuted. 0 times theorem prover too weak. 7508 trivial. 0 not checked. [2018-09-30 21:15:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:15:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 241 states and 262 transitions. [2018-09-30 21:15:56,279 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 262 transitions. [2018-09-30 21:15:56,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-09-30 21:15:56,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:15:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:15:56,817 INFO L134 CoverageAnalysis]: Checked inductivity of 9926 backedges. 0 proven. 9542 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-09-30 21:15:57,417 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-30 21:15:58,354 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 21:15:58,786 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-30 21:15:59,711 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 21:16:00,170 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-30 21:16:01,388 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-30 21:16:01,892 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-30 21:16:02,963 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-30 21:16:03,627 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-09-30 21:16:04,419 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-09-30 21:16:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 251 states and 273 transitions. [2018-09-30 21:16:04,441 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 273 transitions. [2018-09-30 21:16:04,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-09-30 21:16:04,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:04,561 INFO L134 CoverageAnalysis]: Checked inductivity of 10764 backedges. 2338 proven. 12 refuted. 0 times theorem prover too weak. 8414 trivial. 0 not checked. [2018-09-30 21:16:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 253 states and 275 transitions. [2018-09-30 21:16:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 275 transitions. [2018-09-30 21:16:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-09-30 21:16:05,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:06,094 INFO L134 CoverageAnalysis]: Checked inductivity of 10968 backedges. 0 proven. 10564 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2018-09-30 21:16:06,695 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-30 21:16:07,704 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-30 21:16:08,181 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-30 21:16:09,204 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-30 21:16:09,673 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-09-30 21:16:10,766 WARN L178 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-09-30 21:16:11,310 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-09-30 21:16:12,552 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-09-30 21:16:13,240 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-09-30 21:16:14,106 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-09-30 21:16:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 263 states and 286 transitions. [2018-09-30 21:16:14,129 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 286 transitions. [2018-09-30 21:16:14,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-09-30 21:16:14,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:14,203 INFO L134 CoverageAnalysis]: Checked inductivity of 11848 backedges. 2464 proven. 12 refuted. 0 times theorem prover too weak. 9372 trivial. 0 not checked. [2018-09-30 21:16:15,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:15,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 265 states and 288 transitions. [2018-09-30 21:16:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 288 transitions. [2018-09-30 21:16:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-09-30 21:16:15,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:16,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12062 backedges. 0 proven. 11638 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2018-09-30 21:16:16,813 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-30 21:16:17,902 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-30 21:16:18,399 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-30 21:16:19,496 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-30 21:16:20,007 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-09-30 21:16:21,230 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-30 21:16:21,795 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-30 21:16:23,030 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-30 21:16:23,770 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-30 21:16:24,701 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-09-30 21:16:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 275 states and 299 transitions. [2018-09-30 21:16:24,722 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 299 transitions. [2018-09-30 21:16:24,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-09-30 21:16:24,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:24,794 INFO L134 CoverageAnalysis]: Checked inductivity of 12984 backedges. 2590 proven. 12 refuted. 0 times theorem prover too weak. 10382 trivial. 0 not checked. [2018-09-30 21:16:25,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:25,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 277 states and 301 transitions. [2018-09-30 21:16:25,826 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 301 transitions. [2018-09-30 21:16:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-09-30 21:16:25,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 13208 backedges. 0 proven. 12764 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2018-09-30 21:16:27,160 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-09-30 21:16:28,372 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-09-30 21:16:28,902 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-09-30 21:16:30,083 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-09-30 21:16:30,628 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-09-30 21:16:31,931 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-09-30 21:16:32,534 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 21:16:33,868 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-30 21:16:34,663 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-30 21:16:35,651 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-30 21:16:35,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 287 states and 312 transitions. [2018-09-30 21:16:35,676 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 312 transitions. [2018-09-30 21:16:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-09-30 21:16:35,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:35,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14172 backedges. 2716 proven. 12 refuted. 0 times theorem prover too weak. 11444 trivial. 0 not checked. [2018-09-30 21:16:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 289 states and 314 transitions. [2018-09-30 21:16:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 314 transitions. [2018-09-30 21:16:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-09-30 21:16:36,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14406 backedges. 0 proven. 13942 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2018-09-30 21:16:38,450 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-30 21:16:39,660 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-30 21:16:40,220 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-30 21:16:41,530 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-30 21:16:42,100 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2018-09-30 21:16:43,350 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-30 21:16:43,990 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-09-30 21:16:45,380 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-09-30 21:16:46,321 WARN L178 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-09-30 21:16:47,403 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-09-30 21:16:47,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:47,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 299 states and 325 transitions. [2018-09-30 21:16:47,425 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 325 transitions. [2018-09-30 21:16:47,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-09-30 21:16:47,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:47,489 INFO L134 CoverageAnalysis]: Checked inductivity of 15412 backedges. 2842 proven. 12 refuted. 0 times theorem prover too weak. 12558 trivial. 0 not checked. [2018-09-30 21:16:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:48,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 301 states and 327 transitions. [2018-09-30 21:16:48,518 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 327 transitions. [2018-09-30 21:16:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-09-30 21:16:48,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 15656 backedges. 0 proven. 15172 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2018-09-30 21:16:50,107 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 21:16:51,407 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-30 21:16:52,013 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 21:16:53,337 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-30 21:16:53,948 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-30 21:16:55,341 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-09-30 21:16:56,006 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-09-30 21:16:57,526 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-30 21:16:58,407 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-09-30 21:16:59,527 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-09-30 21:16:59,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:16:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 311 states and 338 transitions. [2018-09-30 21:16:59,553 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 338 transitions. [2018-09-30 21:16:59,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-09-30 21:16:59,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:16:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:16:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 16704 backedges. 2968 proven. 12 refuted. 0 times theorem prover too weak. 13724 trivial. 0 not checked. [2018-09-30 21:17:00,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 313 states and 340 transitions. [2018-09-30 21:17:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 340 transitions. [2018-09-30 21:17:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-09-30 21:17:00,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16958 backedges. 0 proven. 16454 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2018-09-30 21:17:02,533 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-09-30 21:17:03,959 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-09-30 21:17:04,592 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-09-30 21:17:05,983 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-09-30 21:17:06,622 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-09-30 21:17:08,266 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-09-30 21:17:09,004 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-09-30 21:17:10,588 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 21:17:11,519 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-09-30 21:17:12,828 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-30 21:17:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 323 states and 351 transitions. [2018-09-30 21:17:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 351 transitions. [2018-09-30 21:17:12,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-09-30 21:17:12,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18048 backedges. 3094 proven. 12 refuted. 0 times theorem prover too weak. 14942 trivial. 0 not checked. [2018-09-30 21:17:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 325 states and 353 transitions. [2018-09-30 21:17:14,086 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 353 transitions. [2018-09-30 21:17:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-09-30 21:17:14,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 18312 backedges. 0 proven. 17788 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2018-09-30 21:17:15,609 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-09-30 21:17:17,139 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-30 21:17:17,849 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-09-30 21:17:19,370 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-30 21:17:20,050 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-09-30 21:17:21,580 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-30 21:17:22,400 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-09-30 21:17:24,071 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-09-30 21:17:25,050 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-09-30 21:17:26,321 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-09-30 21:17:26,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:26,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 335 states and 364 transitions. [2018-09-30 21:17:26,349 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 364 transitions. [2018-09-30 21:17:26,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-09-30 21:17:26,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:26,439 INFO L134 CoverageAnalysis]: Checked inductivity of 19444 backedges. 3220 proven. 12 refuted. 0 times theorem prover too weak. 16212 trivial. 0 not checked. [2018-09-30 21:17:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 337 states and 366 transitions. [2018-09-30 21:17:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 366 transitions. [2018-09-30 21:17:27,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-09-30 21:17:27,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:28,598 INFO L134 CoverageAnalysis]: Checked inductivity of 19718 backedges. 0 proven. 19174 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2018-09-30 21:17:29,480 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-09-30 21:17:31,066 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 21:17:31,790 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-09-30 21:17:33,409 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 21:17:34,182 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-09-30 21:17:35,766 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-30 21:17:36,548 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-09-30 21:17:38,314 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-09-30 21:17:39,352 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-30 21:17:40,690 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-09-30 21:17:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 347 states and 377 transitions. [2018-09-30 21:17:40,715 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 377 transitions. [2018-09-30 21:17:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-09-30 21:17:40,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:40,810 INFO L134 CoverageAnalysis]: Checked inductivity of 20892 backedges. 3346 proven. 12 refuted. 0 times theorem prover too weak. 17534 trivial. 0 not checked. [2018-09-30 21:17:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:42,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 349 states and 379 transitions. [2018-09-30 21:17:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 379 transitions. [2018-09-30 21:17:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-09-30 21:17:42,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:42,885 INFO L134 CoverageAnalysis]: Checked inductivity of 21176 backedges. 0 proven. 20612 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-09-30 21:17:43,856 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-09-30 21:17:45,494 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-09-30 21:17:46,234 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-09-30 21:17:48,033 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-09-30 21:17:48,835 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-09-30 21:17:50,555 WARN L178 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-09-30 21:17:51,406 WARN L178 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-30 21:17:53,261 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-09-30 21:17:54,372 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-09-30 21:17:55,807 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-09-30 21:17:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 359 states and 390 transitions. [2018-09-30 21:17:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 390 transitions. [2018-09-30 21:17:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-09-30 21:17:55,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 22392 backedges. 3472 proven. 12 refuted. 0 times theorem prover too weak. 18908 trivial. 0 not checked. [2018-09-30 21:17:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:17:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 361 states and 392 transitions. [2018-09-30 21:17:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 392 transitions. [2018-09-30 21:17:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-09-30 21:17:57,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:17:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:17:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 22686 backedges. 0 proven. 22102 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2018-09-30 21:17:59,373 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-09-30 21:18:01,147 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-09-30 21:18:01,937 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-09-30 21:18:03,733 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-09-30 21:18:04,532 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-09-30 21:18:06,258 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-09-30 21:18:07,109 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-30 21:18:09,059 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2018-09-30 21:18:10,234 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-09-30 21:18:11,756 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-09-30 21:18:11,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 371 states and 403 transitions. [2018-09-30 21:18:11,789 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 403 transitions. [2018-09-30 21:18:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-09-30 21:18:11,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:11,886 INFO L134 CoverageAnalysis]: Checked inductivity of 23944 backedges. 3598 proven. 12 refuted. 0 times theorem prover too weak. 20334 trivial. 0 not checked. [2018-09-30 21:18:13,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:13,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 373 states and 405 transitions. [2018-09-30 21:18:13,245 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 405 transitions. [2018-09-30 21:18:13,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-09-30 21:18:13,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 24248 backedges. 0 proven. 23644 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2018-09-30 21:18:15,322 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-30 21:18:17,206 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-09-30 21:18:18,046 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-30 21:18:19,987 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-09-30 21:18:20,873 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2018-09-30 21:18:22,731 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-09-30 21:18:23,207 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 21 [2018-09-30 21:18:23,721 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-30 21:18:25,867 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-09-30 21:18:27,086 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-30 21:18:28,753 WARN L178 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-30 21:18:28,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:28,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 383 states and 416 transitions. [2018-09-30 21:18:28,786 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 416 transitions. [2018-09-30 21:18:28,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2018-09-30 21:18:28,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 25548 backedges. 3724 proven. 12 refuted. 0 times theorem prover too weak. 21812 trivial. 0 not checked. [2018-09-30 21:18:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 21:18:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 385 states and 418 transitions. [2018-09-30 21:18:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 418 transitions. [2018-09-30 21:18:30,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-09-30 21:18:30,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 21:18:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 21:18:31,195 INFO L134 CoverageAnalysis]: Checked inductivity of 25862 backedges. 0 proven. 25238 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2018-09-30 21:18:32,335 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-30 21:18:34,329 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 166 Received shutdown request... [2018-09-30 21:18:34,388 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 21:18:34,390 INFO L168 Benchmark]: Toolchain (without parser) took 254063.43 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 627.6 MB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -186.6 MB). Peak memory consumption was 441.0 MB. Max. memory is 7.1 GB. [2018-09-30 21:18:34,391 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. [2018-09-30 21:18:34,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.65 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. [2018-09-30 21:18:34,391 INFO L168 Benchmark]: Boogie Preprocessor took 20.29 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. [2018-09-30 21:18:34,392 INFO L168 Benchmark]: RCFGBuilder took 249.43 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. [2018-09-30 21:18:34,392 INFO L168 Benchmark]: CodeCheck took 253744.09 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 627.6 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -207.7 MB). Peak memory consumption was 419.8 MB. Max. memory is 7.1 GB. [2018-09-30 21:18:34,395 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 763 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 43.65 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 20.29 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 249.43 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 253744.09 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 627.6 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -207.7 MB). Peak memory consumption was 419.8 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/nested1.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_21-18-34-406.csv Completed graceful shutdown