java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 23:01:53,187 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 23:01:53,189 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 23:01:53,201 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 23:01:53,202 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 23:01:53,203 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 23:01:53,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 23:01:53,209 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 23:01:53,210 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 23:01:53,211 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 23:01:53,212 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 23:01:53,213 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 23:01:53,214 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 23:01:53,215 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 23:01:53,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 23:01:53,217 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 23:01:53,218 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 23:01:53,219 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 23:01:53,221 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 23:01:53,223 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 23:01:53,224 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 23:01:53,229 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 23:01:53,234 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 23:01:53,235 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 23:01:53,235 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 23:01:53,236 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 23:01:53,239 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 23:01:53,240 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 23:01:53,241 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 23:01:53,245 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 23:01:53,245 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 23:01:53,246 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 23:01:53,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 23:01:53,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 23:01:53,251 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 23:01:53,251 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 23:01:53,252 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-26 23:01:53,278 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 23:01:53,278 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 23:01:53,279 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 23:01:53,280 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 23:01:53,280 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 23:01:53,281 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 23:01:53,281 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 23:01:53,281 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 23:01:53,281 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 23:01:53,282 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 23:01:53,282 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 23:01:53,282 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 23:01:53,282 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 23:01:53,282 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 23:01:53,282 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 23:01:53,283 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 23:01:53,283 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 23:01:53,283 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 23:01:53,283 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 23:01:53,284 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 23:01:53,284 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 23:01:53,284 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 23:01:53,284 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 23:01:53,284 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 23:01:53,285 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 23:01:53,285 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 23:01:53,285 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 23:01:53,285 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 23:01:53,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 23:01:53,286 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 23:01:53,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 23:01:53,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 23:01:53,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 23:01:53,369 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 23:01:53,369 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 23:01:53,370 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl [2018-09-26 23:01:53,370 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/simple4.i_3.bpl' [2018-09-26 23:01:53,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 23:01:53,429 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 23:01:53,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 23:01:53,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 23:01:53,430 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 23:01:53,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 23:01:53,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 23:01:53,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 23:01:53,467 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 23:01:53,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 23:01:53,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 23:01:53,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 23:01:53,487 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 23:01:53,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 11:01:53" (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 [2018-09-26 23:01:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 23:01:53,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 23:01:53,808 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 23:01:53,808 INFO L202 PluginConnector]: Adding new model simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:01:53 BoogieIcfgContainer [2018-09-26 23:01:53,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 23:01:53,809 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 23:01:53,809 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 23:01:53,822 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 23:01:53,822 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "simple4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 11:01:53" (1/1) ... [2018-09-26 23:01:53,843 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 23:01:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:01:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-26 23:01:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-26 23:01:53,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 23:01:53,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:01:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:01:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:01:54,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:01:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-26 23:01:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-26 23:01:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 23:01:54,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:01:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:01:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:01:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:01:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-26 23:01:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-26 23:01:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 23:01:55,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:01:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:01:55,435 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:01:56,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:01:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-26 23:01:56,227 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-26 23:01:56,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 23:01:56,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:01:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:01:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:01:57,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:01:57,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-26 23:01:57,249 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-26 23:01:57,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 23:01:57,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:01:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:01:57,371 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:01:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:01:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-26 23:01:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-26 23:01:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 23:01:59,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:01:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:01:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:00,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-26 23:02:00,828 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-26 23:02:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 23:02:00,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:02,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:02,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-26 23:02:02,284 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-26 23:02:02,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 23:02:02,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:02,418 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:02,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:02,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-26 23:02:02,890 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-26 23:02:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 23:02:02,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:03,051 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-26 23:02:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-26 23:02:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 23:02:03,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:04,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:04,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-26 23:02:04,475 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-26 23:02:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 23:02:04,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-26 23:02:05,835 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-26 23:02:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 23:02:05,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:06,191 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:06,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-26 23:02:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-26 23:02:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 23:02:06,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:07,190 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:08,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-26 23:02:08,015 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-26 23:02:08,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 23:02:08,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:08,335 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-26 23:02:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-26 23:02:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 23:02:09,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:09,642 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:10,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:10,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-26 23:02:10,746 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-26 23:02:10,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 23:02:10,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-26 23:02:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-26 23:02:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 23:02:12,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:14,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-26 23:02:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-26 23:02:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 23:02:14,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:14,496 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-26 23:02:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-26 23:02:16,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 23:02:16,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:16,730 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-26 23:02:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-26 23:02:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 23:02:18,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:19,269 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:21,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:21,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-26 23:02:21,110 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-26 23:02:21,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 23:02:21,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-26 23:02:24,441 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-26 23:02:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 23:02:24,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:25,148 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:27,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-26 23:02:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-26 23:02:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 23:02:27,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:27,883 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:30,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:30,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-26 23:02:30,067 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-26 23:02:30,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 23:02:30,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:33,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-26 23:02:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-26 23:02:33,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 23:02:33,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:34,896 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:37,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:37,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-26 23:02:37,554 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-26 23:02:37,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 23:02:37,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:38,745 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:41,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-26 23:02:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-26 23:02:41,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 23:02:41,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:46,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-26 23:02:46,960 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-26 23:02:46,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 23:02:46,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:47,995 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-26 23:02:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-26 23:02:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 23:02:51,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:52,379 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:02:56,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:02:56,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-26 23:02:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-26 23:02:56,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 23:02:56,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:02:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:02:57,197 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:01,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-26 23:03:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-26 23:03:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 23:03:01,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-26 23:03:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-26 23:03:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 23:03:06,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:08,414 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:13,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-26 23:03:13,078 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-26 23:03:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 23:03:13,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:14,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-26 23:03:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-26 23:03:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 23:03:19,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:20,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:25,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-26 23:03:25,623 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-26 23:03:25,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 23:03:25,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:27,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:32,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:32,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-26 23:03:32,553 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-26 23:03:32,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 23:03:32,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:34,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:39,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-26 23:03:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-26 23:03:39,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 23:03:39,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:41,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:47,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-26 23:03:47,668 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-26 23:03:47,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 23:03:47,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:03:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:03:55,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-26 23:03:55,644 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-26 23:03:55,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 23:03:55,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:03:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:03:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-26 23:04:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-26 23:04:03,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 23:04:03,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:13,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:13,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-26 23:04:13,185 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-26 23:04:13,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 23:04:13,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:15,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:22,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:22,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-26 23:04:22,565 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-26 23:04:22,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 23:04:22,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:32,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:32,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-26 23:04:32,561 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-26 23:04:32,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 23:04:32,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:35,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:43,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:43,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-26 23:04:43,032 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-26 23:04:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 23:04:43,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:04:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:04:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-26 23:04:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-26 23:04:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 23:04:54,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:04:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:04:56,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-26 23:05:05,743 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-26 23:05:05,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 23:05:05,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:18,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-26 23:05:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-26 23:05:18,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 23:05:18,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:21,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-26 23:05:31,125 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-26 23:05:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 23:05:31,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:34,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:05:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:05:47,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-26 23:05:47,509 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-26 23:05:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 23:05:47,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:05:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:05:50,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:01,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:01,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-26 23:06:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-26 23:06:01,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 23:06:01,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:05,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 23:06:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 23:06:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-26 23:06:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-26 23:06:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 23:06:16,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 23:06:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-26 23:06:17,300 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-26 23:06:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 23:06:17,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 23:06:17,430 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-26 23:06:17,430 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 23:06:17,432 INFO L168 Benchmark]: Toolchain (without parser) took 264006.46 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -32.0 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 35.2 MB). Peak memory consumption was 530.9 MB. Max. memory is 7.1 GB. [2018-09-26 23:06:17,435 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:06:17,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:06:17,436 INFO L168 Benchmark]: Boogie Preprocessor took 19.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 23:06:17,437 INFO L168 Benchmark]: RCFGBuilder took 322.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-09-26 23:06:17,437 INFO L168 Benchmark]: CodeCheck took 263622.69 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -32.0 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.0 MB). Peak memory consumption was 509.8 MB. Max. memory is 7.1 GB. [2018-09-26 23:06:17,442 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 XnfDer was eliminating 1 quantified variables from 3 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.87 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 322.29 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 263622.69 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -32.0 MB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.0 MB). Peak memory consumption was 509.8 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/simple4.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_23-06-17-455.csv Completed graceful shutdown