java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:24:45,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:24:45,346 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:24:45,361 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:24:45,362 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:24:45,364 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:24:45,366 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:24:45,369 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:24:45,371 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:24:45,372 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:24:45,373 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:24:45,374 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:24:45,375 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:24:45,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:24:45,380 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:24:45,381 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:24:45,381 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:24:45,384 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:24:45,395 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:24:45,397 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:24:45,398 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:24:45,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:24:45,403 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:24:45,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:24:45,404 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:24:45,404 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:24:45,405 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:24:45,406 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:24:45,407 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:24:45,408 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:24:45,408 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:24:45,408 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:24:45,409 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:24:45,409 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:24:45,410 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:24:45,410 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:24:45,411 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 [2018-10-04 13:24:45,426 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:24:45,426 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:24:45,427 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:24:45,427 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:24:45,427 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:24:45,428 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:24:45,428 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:24:45,428 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:24:45,428 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:24:45,428 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:24:45,429 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:24:45,429 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:24:45,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:24:45,429 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:24:45,429 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:24:45,429 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:24:45,430 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:24:45,430 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:24:45,430 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:24:45,430 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:24:45,430 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:24:45,431 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:24:45,431 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:24:45,431 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:24:45,431 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:24:45,431 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:24:45,432 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:24:45,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:24:45,432 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:24:45,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:24:45,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:24:45,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:24:45,509 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:24:45,510 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:24:45,511 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl [2018-10-04 13:24:45,511 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/up.i_4.bpl' [2018-10-04 13:24:45,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:24:45,575 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:24:45,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:24:45,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:24:45,576 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:24:45,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:24:45,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:24:45,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:24:45,620 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:24:45,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (1/1) ... [2018-10-04 13:24:45,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:24:45,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:24:45,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:24:45,640 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:24:45,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:45" (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 13:24:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:24:45,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:24:46,050 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:24:46,050 INFO L202 PluginConnector]: Adding new model up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:24:46 BoogieIcfgContainer [2018-10-04 13:24:46,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:24:46,051 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:24:46,051 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:24:46,062 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:24:46,063 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "up.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:24:46" (1/1) ... [2018-10-04 13:24:46,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:24:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:46,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:24:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:24:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:24:46,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:46,340 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 13:24:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:46,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2018-10-04 13:24:46,549 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2018-10-04 13:24:46,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:24:46,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:46,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:47,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:47,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2018-10-04 13:24:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2018-10-04 13:24:47,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:24:47,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:48,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:48,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-10-04 13:24:48,617 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-10-04 13:24:48,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:24:48,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:48,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:49,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-10-04 13:24:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-10-04 13:24:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:24:49,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:50,035 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:50,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:50,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-10-04 13:24:50,742 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-10-04 13:24:50,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:24:50,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:51,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2018-10-04 13:24:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2018-10-04 13:24:51,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:24:51,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:53,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:53,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 44 transitions. [2018-10-04 13:24:53,454 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2018-10-04 13:24:53,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:24:53,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:54,382 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-10-04 13:24:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:55,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2018-10-04 13:24:55,701 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2018-10-04 13:24:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:24:55,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-10-04 13:24:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-10-04 13:24:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:24:57,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:58,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-10-04 13:24:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-10-04 13:24:58,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:24:58,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:58,563 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:59,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:59,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2018-10-04 13:24:59,499 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2018-10-04 13:24:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:24:59,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:59,930 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:01,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:01,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-10-04 13:25:01,044 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-10-04 13:25:01,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:25:01,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:01,300 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:02,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2018-10-04 13:25:02,602 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2018-10-04 13:25:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:25:02,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:04,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2018-10-04 13:25:04,192 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2018-10-04 13:25:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:25:04,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:06,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:06,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2018-10-04 13:25:06,357 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2018-10-04 13:25:06,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:25:06,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:06,873 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 72 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:08,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:08,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2018-10-04 13:25:08,361 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2018-10-04 13:25:08,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:25:08,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:08,750 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2018-10-04 13:25:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2018-10-04 13:25:10,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:25:10,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2018-10-04 13:25:12,469 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2018-10-04 13:25:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:25:12,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:12,778 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 90 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:14,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:14,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2018-10-04 13:25:14,332 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2018-10-04 13:25:14,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:25:14,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:15,273 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:17,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 66 states and 133 transitions. [2018-10-04 13:25:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 133 transitions. [2018-10-04 13:25:17,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:25:17,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:17,458 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 110 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:19,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 70 states and 149 transitions. [2018-10-04 13:25:19,510 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 149 transitions. [2018-10-04 13:25:19,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:25:19,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 132 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:21,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:21,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 151 transitions. [2018-10-04 13:25:21,986 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 151 transitions. [2018-10-04 13:25:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:25:21,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 132 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:25,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 76 states and 168 transitions. [2018-10-04 13:25:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 168 transitions. [2018-10-04 13:25:25,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:25:25,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 156 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 78 states and 170 transitions. [2018-10-04 13:25:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 170 transitions. [2018-10-04 13:25:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:25:27,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 156 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:30,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:30,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 82 states and 188 transitions. [2018-10-04 13:25:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 188 transitions. [2018-10-04 13:25:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:25:30,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 182 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:34,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:34,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 84 states and 190 transitions. [2018-10-04 13:25:34,016 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 190 transitions. [2018-10-04 13:25:34,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:25:34,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 182 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:37,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 88 states and 209 transitions. [2018-10-04 13:25:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 209 transitions. [2018-10-04 13:25:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:25:37,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:37,684 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 210 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 90 states and 211 transitions. [2018-10-04 13:25:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 211 transitions. [2018-10-04 13:25:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:25:40,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 210 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:43,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 94 states and 231 transitions. [2018-10-04 13:25:43,296 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 231 transitions. [2018-10-04 13:25:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:25:43,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 240 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:46,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 96 states and 233 transitions. [2018-10-04 13:25:46,764 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 233 transitions. [2018-10-04 13:25:46,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:25:46,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:47,297 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 100 states and 254 transitions. [2018-10-04 13:25:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 254 transitions. [2018-10-04 13:25:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:25:49,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 272 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:53,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 102 states and 256 transitions. [2018-10-04 13:25:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 256 transitions. [2018-10-04 13:25:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:25:53,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 272 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:25:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:25:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 106 states and 278 transitions. [2018-10-04 13:25:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 278 transitions. [2018-10-04 13:25:57,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:25:57,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:25:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:25:58,021 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 306 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:00,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 108 states and 280 transitions. [2018-10-04 13:26:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 280 transitions. [2018-10-04 13:26:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:26:00,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:01,566 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 306 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 112 states and 303 transitions. [2018-10-04 13:26:04,329 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 303 transitions. [2018-10-04 13:26:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:26:04,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 342 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:08,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 114 states and 305 transitions. [2018-10-04 13:26:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 305 transitions. [2018-10-04 13:26:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:26:08,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:08,820 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 342 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 118 states and 329 transitions. [2018-10-04 13:26:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 329 transitions. [2018-10-04 13:26:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:26:12,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 380 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 120 states and 331 transitions. [2018-10-04 13:26:15,994 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 331 transitions. [2018-10-04 13:26:15,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:26:15,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 380 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:23,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:23,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 124 states and 356 transitions. [2018-10-04 13:26:23,940 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 356 transitions. [2018-10-04 13:26:23,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:26:23,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:24,694 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 420 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 126 states and 358 transitions. [2018-10-04 13:26:28,202 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 358 transitions. [2018-10-04 13:26:28,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:26:28,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:29,381 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 420 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:32,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:32,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 130 states and 384 transitions. [2018-10-04 13:26:32,938 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 384 transitions. [2018-10-04 13:26:32,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:26:32,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:33,820 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 462 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 132 states and 386 transitions. [2018-10-04 13:26:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 386 transitions. [2018-10-04 13:26:37,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:26:37,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:38,329 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 462 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:41,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:41,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 136 states and 413 transitions. [2018-10-04 13:26:41,902 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 413 transitions. [2018-10-04 13:26:41,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:26:41,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:42,766 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 506 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:46,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:46,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 138 states and 415 transitions. [2018-10-04 13:26:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 415 transitions. [2018-10-04 13:26:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:26:46,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 506 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:51,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 142 states and 443 transitions. [2018-10-04 13:26:51,016 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 443 transitions. [2018-10-04 13:26:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:26:51,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:51,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 552 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:26:55,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:26:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 144 states and 445 transitions. [2018-10-04 13:26:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 445 transitions. [2018-10-04 13:26:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:26:55,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:26:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:26:58,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 552 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 148 states and 474 transitions. [2018-10-04 13:27:02,436 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 474 transitions. [2018-10-04 13:27:02,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:27:02,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:03,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 600 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 150 states and 476 transitions. [2018-10-04 13:27:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 476 transitions. [2018-10-04 13:27:07,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:27:07,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:09,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 600 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:13,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 154 states and 506 transitions. [2018-10-04 13:27:13,198 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 506 transitions. [2018-10-04 13:27:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:27:13,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:13,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 650 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:18,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 156 states and 508 transitions. [2018-10-04 13:27:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 508 transitions. [2018-10-04 13:27:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:27:18,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 650 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:23,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 160 states and 539 transitions. [2018-10-04 13:27:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 539 transitions. [2018-10-04 13:27:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:27:23,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 702 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 162 states and 541 transitions. [2018-10-04 13:27:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 541 transitions. [2018-10-04 13:27:29,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:27:29,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:29,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 702 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 166 states and 573 transitions. [2018-10-04 13:27:34,378 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 573 transitions. [2018-10-04 13:27:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:27:34,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:35,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 756 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:40,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 168 states and 575 transitions. [2018-10-04 13:27:40,013 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 575 transitions. [2018-10-04 13:27:40,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:27:40,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:40,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 756 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:45,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:45,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 172 states and 608 transitions. [2018-10-04 13:27:45,614 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 608 transitions. [2018-10-04 13:27:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:27:45,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:46,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 812 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:51,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:51,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 174 states and 610 transitions. [2018-10-04 13:27:51,578 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 610 transitions. [2018-10-04 13:27:51,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:27:51,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 812 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:27:57,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:27:57,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 178 states and 644 transitions. [2018-10-04 13:27:57,316 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 644 transitions. [2018-10-04 13:27:57,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:27:57,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:27:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:27:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 870 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:03,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 180 states and 646 transitions. [2018-10-04 13:28:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 646 transitions. [2018-10-04 13:28:03,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:28:03,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:04,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 870 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:09,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 184 states and 681 transitions. [2018-10-04 13:28:09,854 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 681 transitions. [2018-10-04 13:28:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:28:09,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 930 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:16,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 186 states and 683 transitions. [2018-10-04 13:28:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 683 transitions. [2018-10-04 13:28:16,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:28:16,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:22,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:22,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 190 states and 719 transitions. [2018-10-04 13:28:22,143 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 719 transitions. [2018-10-04 13:28:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:28:22,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1922 backedges. 992 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:28,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 192 states and 721 transitions. [2018-10-04 13:28:28,506 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 721 transitions. [2018-10-04 13:28:28,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:28:28,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:29,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 992 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:35,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 196 states and 758 transitions. [2018-10-04 13:28:35,337 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 758 transitions. [2018-10-04 13:28:35,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:28:35,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2048 backedges. 1056 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:41,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:41,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 198 states and 760 transitions. [2018-10-04 13:28:41,776 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 760 transitions. [2018-10-04 13:28:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:28:41,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:42,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1056 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:28:48,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:28:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 202 states and 798 transitions. [2018-10-04 13:28:48,514 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 798 transitions. [2018-10-04 13:28:48,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:28:48,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:28:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 13:28:49,284 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 13:28:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:28:49,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:28:49,414 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 13:28:49,415 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:28:49,417 INFO L168 Benchmark]: Toolchain (without parser) took 243843.11 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 814.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:28:49,418 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. [2018-10-04 13:28:49,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.49 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. [2018-10-04 13:28:49,419 INFO L168 Benchmark]: Boogie Preprocessor took 19.93 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. [2018-10-04 13:28:49,420 INFO L168 Benchmark]: RCFGBuilder took 410.64 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. [2018-10-04 13:28:49,421 INFO L168 Benchmark]: CodeCheck took 243364.99 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 793.0 MB. Max. memory is 7.1 GB. [2018-10-04 13:28:49,427 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.49 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 19.93 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 410.64 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 243364.99 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 793.0 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/up.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-28-49-450.csv Completed graceful shutdown