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/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:13:59,194 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:13:59,196 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:13:59,212 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:13:59,212 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:13:59,215 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:13:59,217 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:13:59,219 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:13:59,224 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:13:59,226 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:13:59,227 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:13:59,227 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:13:59,228 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:13:59,229 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:13:59,230 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:13:59,231 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:13:59,232 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:13:59,234 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:13:59,236 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:13:59,238 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:13:59,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:13:59,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:13:59,243 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:13:59,243 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:13:59,243 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:13:59,244 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:13:59,246 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:13:59,246 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:13:59,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:13:59,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:13:59,249 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:13:59,249 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:13:59,250 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:13:59,250 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:13:59,251 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:13:59,252 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:13:59,252 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:13:59,285 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:13:59,285 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:13:59,286 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:13:59,287 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:13:59,288 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:13:59,288 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:13:59,289 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:13:59,289 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:13:59,289 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:13:59,289 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:13:59,291 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:13:59,291 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:13:59,291 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:13:59,291 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:13:59,291 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:13:59,292 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:13:59,292 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:13:59,292 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:13:59,292 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:13:59,293 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:13:59,293 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:13:59,293 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:13:59,293 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:13:59,293 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:13:59,294 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:13:59,294 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:13:59,294 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:13:59,294 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:13:59,296 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:13:59,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:13:59,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:13:59,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:13:59,374 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:13:59,375 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:13:59,376 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl [2018-09-30 11:13:59,376 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl' [2018-09-30 11:13:59,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:13:59,439 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:13:59,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:13:59,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:13:59,440 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:13:59,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:13:59,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:13:59,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:13:59,482 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:13:59,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:13:59,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:13:59,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:13:59,505 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:13:59,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:13:59" (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 11:13:59,588 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-30 11:13:59,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:13:59,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:13:59,878 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:13:59,879 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:13:59 BoogieIcfgContainer [2018-09-30 11:13:59,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:13:59,880 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:13:59,880 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:13:59,891 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:13:59,891 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:13:59" (1/1) ... [2018-09-30 11:13:59,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:13:59,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:59,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 11:13:59,946 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 11:13:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:13:59,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:00,225 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 11:14:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 11:14:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 11:14:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:14:00,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:00,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:01,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-30 11:14:01,164 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-30 11:14:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:14:01,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:01,339 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:02,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-09-30 11:14:02,067 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-09-30 11:14:02,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:14:02,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:02,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:02,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-09-30 11:14:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-09-30 11:14:02,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:14:02,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:02,681 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:03,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-09-30 11:14:03,032 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-09-30 11:14:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:14:03,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:03,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:03,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:03,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-09-30 11:14:03,642 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-09-30 11:14:03,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:14:03,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:04,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:04,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-09-30 11:14:04,143 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-09-30 11:14:04,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:14:04,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:04,276 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:04,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:04,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-09-30 11:14:04,758 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-09-30 11:14:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:14:04,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:05,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-09-30 11:14:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-09-30 11:14:05,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:14:05,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:08,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:08,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-09-30 11:14:08,622 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-09-30 11:14:08,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:14:08,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:09,495 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:10,078 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-09-30 11:14:11,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:11,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-30 11:14:11,293 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-30 11:14:11,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:14:11,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-09-30 11:14:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-09-30 11:14:12,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:14:12,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:12,347 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:12,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-09-30 11:14:12,771 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-09-30 11:14:12,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:14:12,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:13,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:13,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-09-30 11:14:13,583 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-09-30 11:14:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:14:13,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:14,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-09-30 11:14:14,591 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-09-30 11:14:14,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:14:14,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-09-30 11:14:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-09-30 11:14:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:14:15,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:16,049 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-09-30 11:14:16,918 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-09-30 11:14:16,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:14:16,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:18,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:18,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-09-30 11:14:18,414 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-09-30 11:14:18,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:14:18,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:18,639 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:19,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-09-30 11:14:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-09-30 11:14:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:14:19,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:20,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-09-30 11:14:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-09-30 11:14:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:14:20,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:20,439 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:21,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-09-30 11:14:21,144 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-09-30 11:14:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:14:21,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:23,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-09-30 11:14:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-09-30 11:14:23,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:14:23,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:23,436 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:24,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-09-30 11:14:24,157 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-09-30 11:14:24,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:14:24,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:25,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:25,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-09-30 11:14:25,378 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-09-30 11:14:25,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:14:25,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:26,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:26,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-09-30 11:14:26,319 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-09-30 11:14:26,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:14:26,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-09-30 11:14:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-09-30 11:14:27,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:14:27,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:27,966 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:28,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:28,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-09-30 11:14:28,814 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-09-30 11:14:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:14:28,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:29,110 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:30,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:30,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-09-30 11:14:30,237 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-09-30 11:14:30,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:14:30,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:30,557 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:31,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:31,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-09-30 11:14:31,540 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-09-30 11:14:31,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:14:31,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:32,674 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-09-30 11:14:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-09-30 11:14:33,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:14:33,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:35,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-09-30 11:14:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-09-30 11:14:35,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:14:35,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-09-30 11:14:36,913 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-09-30 11:14:36,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:14:36,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:38,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:38,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-09-30 11:14:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-09-30 11:14:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:14:38,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:39,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:40,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-09-30 11:14:40,478 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-09-30 11:14:40,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:14:40,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-09-30 11:14:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-09-30 11:14:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:14:41,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-09-30 11:14:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-09-30 11:14:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:14:43,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:44,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-09-30 11:14:44,957 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-09-30 11:14:44,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:14:44,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:46,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:46,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-09-30 11:14:46,542 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-09-30 11:14:46,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:14:46,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:47,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:48,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:48,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-09-30 11:14:48,841 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-09-30 11:14:48,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:14:48,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:49,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-09-30 11:14:50,613 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-09-30 11:14:50,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:14:50,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:52,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:52,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-09-30 11:14:52,289 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-09-30 11:14:52,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:14:52,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:54,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:54,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-09-30 11:14:54,108 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-09-30 11:14:54,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:14:54,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:56,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-09-30 11:14:56,112 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-09-30 11:14:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:14:56,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:58,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-09-30 11:14:58,853 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-09-30 11:14:58,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:14:58,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:59,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-09-30 11:15:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-09-30 11:15:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:15:00,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:05,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:07,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:07,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-09-30 11:15:07,099 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-09-30 11:15:07,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:15:07,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-09-30 11:15:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-09-30 11:15:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:15:09,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:10,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:11,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:11,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-09-30 11:15:11,845 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-09-30 11:15:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:15:11,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:14,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:14,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-09-30 11:15:14,029 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-09-30 11:15:14,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:15:14,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:14,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:15,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-09-30 11:15:15,950 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-09-30 11:15:15,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:15:15,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-09-30 11:15:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-09-30 11:15:20,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 11:15:20,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:30,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:15:42,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:15:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-09-30 11:15:42,294 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-09-30 11:15:42,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 11:15:42,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:15:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:15:53,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:15,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-09-30 11:16:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-09-30 11:16:15,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:16:15,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:20,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:20,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-09-30 11:16:20,729 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-09-30 11:16:20,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 11:16:20,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:22,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-09-30 11:16:25,842 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-09-30 11:16:25,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 11:16:25,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:31,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-09-30 11:16:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-09-30 11:16:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 11:16:31,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:33,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-09-30 11:16:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-09-30 11:16:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 11:16:37,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:39,462 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-09-30 11:16:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-09-30 11:16:43,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 11:16:43,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:45,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-09-30 11:16:49,419 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-09-30 11:16:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 11:16:49,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:51,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:16:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-09-30 11:16:55,765 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-09-30 11:16:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 11:16:55,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:16:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:16:57,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:16:58,503 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 10 [2018-09-30 11:17:02,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-09-30 11:17:02,678 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-09-30 11:17:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 11:17:02,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:04,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:17:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-09-30 11:17:09,456 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-09-30 11:17:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 11:17:09,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:11,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:17:16,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:16,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-09-30 11:17:16,857 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-09-30 11:17:16,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 11:17:16,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:19,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:17:24,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:17:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-09-30 11:17:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-09-30 11:17:24,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 11:17:24,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:17:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-30 11:17:57,764 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-30 11:17:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:17:57,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 11:17:57,910 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-30 11:17:57,911 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 11:17:57,914 INFO L168 Benchmark]: Toolchain (without parser) took 238477.60 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 329.4 MB. Max. memory is 7.1 GB. [2018-09-30 11:17:57,915 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 11:17:57,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.95 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 11:17:57,916 INFO L168 Benchmark]: Boogie Preprocessor took 23.05 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 11:17:57,917 INFO L168 Benchmark]: RCFGBuilder took 374.38 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:17:57,917 INFO L168 Benchmark]: CodeCheck took 238033.52 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 308.3 MB. Max. memory is 7.1 GB. [2018-09-30 11:17:57,923 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1031 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 40.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.05 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 374.38 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 238033.52 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 308.3 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/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-17-57-949.csv Completed graceful shutdown