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/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-133090d [2018-10-04 10:36:40,359 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 10:36:40,361 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 10:36:40,376 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 10:36:40,376 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 10:36:40,377 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 10:36:40,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 10:36:40,381 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 10:36:40,382 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 10:36:40,383 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 10:36:40,384 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 10:36:40,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 10:36:40,385 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 10:36:40,386 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 10:36:40,388 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 10:36:40,388 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 10:36:40,389 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 10:36:40,391 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 10:36:40,393 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 10:36:40,395 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 10:36:40,396 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 10:36:40,397 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 10:36:40,400 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 10:36:40,400 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 10:36:40,400 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 10:36:40,401 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 10:36:40,402 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 10:36:40,403 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 10:36:40,404 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 10:36:40,409 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 10:36:40,409 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 10:36:40,410 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 10:36:40,410 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 10:36:40,411 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 10:36:40,412 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 10:36:40,412 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 10:36:40,412 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 [2018-10-04 10:36:40,436 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 10:36:40,436 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 10:36:40,437 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 10:36:40,438 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 10:36:40,439 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 10:36:40,439 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 10:36:40,439 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 10:36:40,440 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 10:36:40,440 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 10:36:40,440 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 10:36:40,440 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 10:36:40,440 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 10:36:40,440 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 10:36:40,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 10:36:40,442 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 10:36:40,442 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 10:36:40,442 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 10:36:40,442 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 10:36:40,443 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 10:36:40,443 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 10:36:40,443 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 10:36:40,444 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 10:36:40,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 10:36:40,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 10:36:40,444 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 10:36:40,444 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 10:36:40,445 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 10:36:40,445 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 10:36:40,445 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 10:36:40,445 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 10:36:40,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 10:36:40,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 10:36:40,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 10:36:40,523 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 10:36:40,523 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 10:36:40,524 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 10:36:40,524 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 10:36:40,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 10:36:40,575 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 10:36:40,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 10:36:40,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 10:36:40,577 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 10:36:40,599 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,611 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 10:36:40,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 10:36:40,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 10:36:40,620 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 10:36:40,631 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,632 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,632 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,633 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,638 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,640 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,641 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 10:36:40,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 10:36:40,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 10:36:40,644 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 10:36:40,645 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 04.10 10:36:40" (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 [2018-10-04 10:36:40,722 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 10:36:40,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 10:36:40,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 10:36:40,916 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 10:36:40,917 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 10:36:40 BoogieIcfgContainer [2018-10-04 10:36:40,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 10:36:40,918 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 10:36:40,918 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 10:36:40,929 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 10:36:40,930 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 04.10 10:36:40" (1/1) ... [2018-10-04 10:36:40,943 INFO L104 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 10:36:40,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:40,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 10:36:40,984 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 10:36:40,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 10:36:40,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:41,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:41,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 10:36:41,492 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 10:36:41,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 10:36:41,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:41,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-04 10:36:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-04 10:36:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 10:36:42,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:43,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:43,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-10-04 10:36:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-10-04 10:36:43,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 10:36:43,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:43,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:44,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:44,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-10-04 10:36:44,092 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-10-04 10:36:44,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 10:36:44,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:45,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 10:36:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 10:36:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 10:36:45,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:46,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 10:36:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 10:36:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 10:36:46,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:47,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:47,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-04 10:36:47,053 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-04 10:36:47,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 10:36:47,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:47,208 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-04 10:36:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-04 10:36:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 10:36:47,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-04 10:36:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-04 10:36:48,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 10:36:48,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:49,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-04 10:36:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-04 10:36:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 10:36:49,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:49,364 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:49,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-04 10:36:49,904 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-04 10:36:49,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 10:36:49,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:50,759 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 25 new depth: 14 [2018-10-04 10:36:51,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:51,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-10-04 10:36:51,018 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-10-04 10:36:51,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 10:36:51,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:52,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:52,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-10-04 10:36:52,371 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-10-04 10:36:52,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 10:36:52,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:53,329 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:53,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:53,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-04 10:36:53,941 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-04 10:36:53,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 10:36:53,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:54,091 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-10-04 10:36:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-10-04 10:36:54,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 10:36:54,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:56,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:56,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-10-04 10:36:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-10-04 10:36:56,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 10:36:56,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:57,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:57,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-10-04 10:36:57,529 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-10-04 10:36:57,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 10:36:57,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:59,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:59,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-10-04 10:36:59,006 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-10-04 10:36:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 10:36:59,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:36:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:36:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:36:59,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-04 10:36:59,987 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-04 10:36:59,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 10:36:59,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:36:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-10-04 10:37:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-10-04 10:37:02,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 10:37:02,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:03,045 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:03,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-10-04 10:37:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-10-04 10:37:03,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 10:37:03,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:05,360 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 34 new depth: 25 [2018-10-04 10:37:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:07,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:07,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-10-04 10:37:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-10-04 10:37:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 10:37:07,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:08,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-10-04 10:37:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-10-04 10:37:08,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 10:37:08,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:08,906 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:09,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-10-04 10:37:09,861 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-10-04 10:37:09,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 10:37:09,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-10-04 10:37:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-10-04 10:37:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 10:37:11,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-10-04 10:37:12,568 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-10-04 10:37:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 10:37:12,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:14,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-10-04 10:37:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-10-04 10:37:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 10:37:14,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:16,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-10-04 10:37:16,390 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-10-04 10:37:16,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 10:37:16,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:16,592 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:17,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-10-04 10:37:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-10-04 10:37:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 10:37:17,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:19,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-10-04 10:37:19,309 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-10-04 10:37:19,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 10:37:19,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:21,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:21,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-10-04 10:37:21,174 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-10-04 10:37:21,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 10:37:21,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:21,536 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-10-04 10:37:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-10-04 10:37:22,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 10:37:22,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:23,481 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 47 new depth: 36 [2018-10-04 10:37:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:24,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:24,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-10-04 10:37:24,877 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-10-04 10:37:24,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 10:37:24,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:26,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:26,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-10-04 10:37:26,594 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-10-04 10:37:26,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 10:37:26,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:26,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:28,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-10-04 10:37:28,304 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-10-04 10:37:28,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 10:37:28,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-10-04 10:37:30,446 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-10-04 10:37:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 10:37:30,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:30,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:32,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-10-04 10:37:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-10-04 10:37:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 10:37:32,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:34,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:34,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-10-04 10:37:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-10-04 10:37:34,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 10:37:34,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:35,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:36,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-10-04 10:37:36,716 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-10-04 10:37:36,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 10:37:36,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:37,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:39,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-10-04 10:37:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-10-04 10:37:39,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 10:37:39,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:39,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:41,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:41,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-10-04 10:37:41,245 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-10-04 10:37:41,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 10:37:41,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:43,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-04 10:37:43,865 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-04 10:37:43,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 10:37:43,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:47,676 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 57 new depth: 46 [2018-10-04 10:37:48,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-04 10:37:48,042 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-04 10:37:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 10:37:48,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:50,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-04 10:37:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-04 10:37:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 10:37:50,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:53,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-10-04 10:37:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-10-04 10:37:53,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 10:37:53,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:37:57,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:37:59,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:37:59,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-10-04 10:37:59,757 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-10-04 10:37:59,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 10:37:59,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:37:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:02,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-10-04 10:38:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-10-04 10:38:02,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 10:38:02,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-10-04 10:38:04,622 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-10-04 10:38:04,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 10:38:04,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-10-04 10:38:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-10-04 10:38:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 10:38:07,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:10,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:10,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-10-04 10:38:10,348 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-10-04 10:38:10,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 10:38:10,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:10,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-10-04 10:38:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-10-04 10:38:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 10:38:14,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:15,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:23,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:23,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-10-04 10:38:23,672 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-10-04 10:38:23,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 10:38:23,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:25,039 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 70 new depth: 57 [2018-10-04 10:38:26,647 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 80 new depth: 57 [2018-10-04 10:38:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:36,344 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 80 new depth: 75 [2018-10-04 10:38:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:45,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-10-04 10:38:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-10-04 10:38:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 10:38:45,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:48,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-10-04 10:38:48,923 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-10-04 10:38:48,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 10:38:48,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:49,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:52,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-10-04 10:38:52,821 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-10-04 10:38:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 10:38:52,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:38:57,724 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 98 new depth: 84 [2018-10-04 10:38:58,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:38:58,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-10-04 10:38:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-10-04 10:38:58,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 10:38:58,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:38:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:38:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:02,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:02,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-10-04 10:39:02,683 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-10-04 10:39:02,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 10:39:02,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:03,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:07,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:07,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-10-04 10:39:07,061 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-10-04 10:39:07,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 10:39:07,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:07,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:11,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:11,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-04 10:39:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-04 10:39:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 10:39:11,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:12,502 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:16,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:16,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-10-04 10:39:16,654 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-10-04 10:39:16,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 10:39:16,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:17,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:22,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:22,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-10-04 10:39:22,034 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-10-04 10:39:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 10:39:22,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-10-04 10:39:27,811 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-10-04 10:39:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 10:39:27,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:28,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:33,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:33,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-10-04 10:39:33,704 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-10-04 10:39:33,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 10:39:33,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:34,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 10:39:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-10-04 10:39:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-10-04 10:39:39,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 10:39:39,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 10:39:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 10:39:42,099 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 107 new depth: 103 [2018-10-04 10:39:45,292 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 126 new depth: 102 [2018-10-04 10:39:48,557 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 125 new depth: 102 [2018-10-04 10:39:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 10:39:57,881 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 128 new depth: 112 [2018-10-04 10:40:14,576 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 137 new depth: 134 [2018-10-04 10:40:34,680 INFO L248 BPredicateUnifier]: --------PredicateTrie is restructured: old depths: 159 new depth: 157 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown